THE GENETICAL SOCIETY

OFFICERS

1980-81

President

J. R. S. FINCHAM

VicePresidents*

M. A. FERGUSON-SMITH (81) H. REES (82) J. L. JINKS (83)

Treasurer

J. G. M. SHIRE

Committee*t

M. D. BENNET(A81) J. M. PARRY (182)R. B. FLAVELL(B81) M. H. L. SNOW (H82)G. M. HEWITr (F81) M. BOWNES (E83)D. F. ROBERTS (081) 0. BULFIELD (J83)M. BOBROW (D82) J. R. SAUNDERS (H83)W. 0. HILL (C82) C. SCAZZOCCHIO (B83)

Secretaries

A. C. CHANDLEY S. BAUMBERG

Membership Secretary

0. H. JONES

Trustees

0. D. H. BELL W. HAYES D. A. HOPwO0DJ. L. JINKS D. LEWIS H. REES

H. H. SUBAK-SHARPE

* Numbers in parenthesis indicate year of retirement.tLetters indicate specialist interest: A, animal and plant breeding; B, biochemical and

molecular genetics; C, biometrical and statistical genetics; D, cytogenetics; E, developmentalgenetics; F, ecological and population genetics; 0, human genetics; H, microbial genetics; I,mutagenesis; J, animal and plant genetics.

ADDRESSES OF OFFICERS OF THE GENETICAL SOCIETY1980-1981

BAUMBER.G, Dr S., (Junior Secretary), Genetics Depart-ment, The University of Leeds, Leeds, LS2 9JT.

BENNETT, Dr M.D., Plant Breeding Institute, Maria Lane,Trumpington. Cambridge, CB2 2L0.

BOWNES, Dr M., Department of Genetics, The Universityof Edinburgh, Kings Buildings, West Mains Road,Edinburgh EH9 3JN.

BULFIELD, Dr G., Genetics Department, The University,Leicester LET 7RH.

CHANDLEY, Dr Ann C., (Senior Secretary). MRC Clinicaland Population Cytogenetics Unit, Western GeneralHospital, Edinburgh EH4 2XU.

CLARKE, Prof. B. C., (Editor of "Heredity"), GeneticsDepartment, The University of Nottingham,Nottingham NG7 2RD.

DAVIES, Prof. D. R., (Editor of "Heredity"), John InnetInstitute, Colney Lane, Norwich, NOR 70F.

FERGUSON-SMITH, Prof. M. A., (Vice-President). Insti-tute of Genetics, University of Glasgow, Glasgow GilS'S.

FINCHAM, Prof.J. R. S., F.R.S. (President), Department ofGenetics, The University of Edinburgh, King's Build-ings, Went Mains Road, Edinburgh EH9 3JN.

FL.AVELL, Dr R., Plant Breeding Institute, Maria Lane,Trumpington, Cambridge. CB2 2LQ.

HARRISON, Dr B., (Archivist), John Innes Institute. Col-ney Lane, Norwich NR4 7UH.

HEWITT, Dr G. M., School of Biological Sciences, Uni-versity of East Anglia, Norwich NR4 7TJ,

3

HILL, Dr W. G., Department of Genetics. The University ofEdinburgh, King's Buildings. West Mains Road,Edinburgh EH9 3JN.

Jir-IKS, Prof. J. L., F.R.S. (Vice-President), Department ofGenetics. The University of Birmingham, P.O. Box363. Birmingham HiS Zn'.

JONES, Dr G., (Membership Secretary). Department ofGenetics. The University of Birmingham, P.O. Boa363, BIrmingham B15 ZTI'.

PARRY. Dr J., Department of Genetics. University Collegeof Swansea, Singleton Park, Swanaea SA2 8PH.

REES, Prof. H.. (Vice-President), Department of Agricul-tural Botany, Institute of Rural Science. Penglais,Aberystwyth.

ROBERTS, Dr D. F.. Department of Human Genetics,University of Newcastle upon Tyne, 19 ClaremontPlace, Newcastle upon Tyne NEZ 4AA.

SAUNDERS, Dr J. R.. Microbiology Department, LifeSciences Building, University of Liverpool, LiverpoolL69 JBX.

SCAZZOCCHIO. Dr C., Department of Biology, Uni-versity of Estex. Coichester, C04 3S0.

SHIRE, Prof. J. G. M., (Treasurer), Department of Biology.University of Essex, Colchester CO4 3S0.

SNOW, Dr M., MRC Mammalian Development Unit. Uni-versity College London, Wolfson House, 4 StephensonWay, London NW1 2HE.

LIST OF MEMBERS OF GENETICAL SOCIETY

Honorary MembersBARLOW, Lady N., Sellenger, Sylvester Road, Cambridge.BEADLE, Prof. 0. W., 5533 Dorchester Avenue, Chicago,

Illinois 60637, U.S.A.DARLINOTON, Prof. C. D., Botany School, South Parks

Road, Oxford.DELERUCIC, Dr M., Biology Division, California Institute

of Technology, Pasadena, California 91109, U.S.A.DUBININ, Prof. N. P., Leninsky Prospect 61/1 KV 30.

Moscow B-333, U.S.S.R.HARLAND, Prof. S. C., Hacienda Nana, Cerca de Chonica,

Peru.KIHARA, Dr H.. NationalInstitute of Genetics, Yata 1111,

Misima, Sizuoka-Kes, Japan.LAWRENCE, Mr W. 3. C.. 5 Rabllng Road, Swanage,

Dorset.LEDERBERG. Dr 3., The Rockefeller Institute, 1231 York

Avenue, New York, NY 10021, U.S.A.TIMOPEEFP.RESSOVSKY, Dr N., The Institute of

Radiology, Obninslc, U.S.S.R.STEBBINS, Dr G. L., Division of Genetics, University of

California, Davis, California, U.S.A.WRIGHT, Prof. S., Department of Genetics, University of

Wisconsin, MadIson 6, Wisconsin, U.S.A.

Ordinary MembersABBO'fl', Dr R. 3., Department of Botany, The University.

St Andrewa, Fife KY16 9AL.ABDEL.SALEM, Prof., 111 Abdel-Aziz Soud Street,

Maniah, Cairo, Egypt.ACKROYD, Mr A. A., Genetics Department, University

College, Singleton Part, Swansea SA2 8PP.ADAM, Dr J. M., Ministry of Agriculture. Fisheries end

Food, R156 Great Westminster House, HorneferryRoad, London SW1.

AHLOOWALIA, Dr B. S., Agricultural Institute, Oak Park,Carlow, Elre,

AHMAD, Dr M., Department of Biological Sciences,Quaid-I-Azam University, lalamabad, Pakistan.

AINS WORTH, Mr C. C., Department of Plant Biology andMicrobiology, Queen Mary College, Mile End Road,London El 4NS.

AITEEN. Mr D. A.. Genetics Institute, Church Street,Glasgow 011 535.

AKAM Dr. M. E., MRC Laboratory of Molecular Biology.University Postgraduate Medical School, Hills Road,Cambridge CB2 2ON.

AL-BANNA. Mr. M. K., Department of Genetics, Uni.versity of Birmingham, P.O. Box 363, BirminghamHIS 211'.

ALDERSON, Dr T., MEC Laboratory of MolecularBiology, University Postgraduate Medical School.Hills Road, Cambridge CB2 2QH.

ALDIS, Mr P. R.. C. W. Marsters Ltd., Plant BreedingStation, Docking, Norfolk.

AL-KHALIU, Mr D., College of Education at Abha, P.O.Box 157, Abha, Saudi Arabia.

ALLEN, Mr A., Department of Biology. University ofSouthampton, Southamtlton S09 3TU.

AL.RUBEAI. Dr M. A. F.. Department of Botany. Facultyof Science, P. 0. Box 9480, Benghazi, Libya.

ALSTON, Dr F. H., East MaIling Research Station, Maid-atone, Kent.

AMIRKHANIAN. Dr 3. D., Department of EnvironmentalHealth, University of Teheran, P. 0. Box 1310,Teheran. Iran.

ANAND, Dr R., Department of Human Genetics. WesternGeneral Hospital, Crewe Road, Edinburgh EH4 2XU.

ANDERS. Mrs 3. M., Northall. Stag Lane, Chorleywood,Heils. WD3 5HD.

ANDERSON. Dr D.. Imperial Chemical Industries, CentralToxicology Laboratory, Alderley Park, Macclesfield,Cheshire SKIO 4TJ.

ANDERSON. Dt G.E., Department of Chemistry andBiology. Liverpool Regional College of Technology,Byrom Street, Liverpool.

ANDERSON, Dr R. W., Department of Biochemistry.South Parks Road, Oxford OX1 3QU.

ANOSEESING, Dr 3.?. A., St. Paul's College, Cheltenham,Gloucestershire GLSO 4AZ.

ANGUS, Dr D. S.. Department of Biological Sciences,University of Newcastle, Newcastle 2308, New SouthWales, Australia.

ANTONOVICS, Dr J., Department of Botany, Duke Uni-versity. Durham, North Carolina 27706, U.S.A.

ARLEIT, Dr C. F., MRC Cell Mutation Unit, School ofBiology, University of Sussex, Falmer, Brighton BNI9QH. Sussex.

ARKEL, Prof. G. A. Van. Institute of Genetics, Universityof Utreeht, Transitorism 111, Paduatasn 8, Utrecht,The Netherlands.

ARST, Dr H. N., Department of Genetics, Ridley Building.The University, Newcastle upon Tyne NEI 7RU.

ARTHUR, Dr A. E., John Innen Institute. Colney Lane,Norwich NR4 7UH.

ASHBURNER, Dr M., Department of Genetics, Universityof Cambridge, Downing Street, Cambridge CB2 3EH.

ASHTON. Dr N. W., 42 Gaul Road, March, Cam-bridgenhire.

ASQUITH. Dr 3. C., Building 364, AERE, Harwell.Oxfordshire OXI I ORA.

AUERBACH, Prof. C., lnntitute of Animal Genetics, KingsBuildings, Edinburgh, 9.

AVERBECK, Dr D., Fondation Curle-Institut de Radium.Section de 'Biologic, 26 Rue D'Ulm, 75231 Paris,France.

AYLYNG, Dr P. D., Unit at Genetics, Depar?ment of PlantBiology, The University, Hull HU6 7RX.

AYLMORE, Mr R. C., Washington Singer Laboratories,University of Exeter, Prince of Wales Road, ExeterEX4 4PS.

AYRE. Miss L., The Lord Rank Research Centre. PlantStudies Department, Lincoln Road, High Wycombe,Bucks. HP12 3QR.

AZEVEDO, Dr 3. L. de, Department of Genetics, Esalq,Unive3'sity of Sao Paulo, P. 0. Box 85, Piracicaba, SaoPaulo, Brazil.

AZIMI-GARAICANI. Dr C., Department uf Medicine,Section of Medical Genetics, Welsh School of Medi-cine, Cardiff.

BAINBRIDGE, Dr B. W., Microbiology Department,Queen Elizabeth College, Campden Hilt Road,London, W8.

BALL, Dr C., Glaxo Laboratories Ltd., Ulverston,Lancashire.

BALLS, Mr T. 3.. Department of Genetics, University ofLeeds, Leeds LS2 93T.

BANKS, Dr G. R., National Institute for Medical kesearch,Mill Hill, London, NW7

BANNISTER, Dr D., 49 Bucklnghsm Road, Tring, Herts.BANTOCK, Dr C. R., Department of Biology, Northern

Polytechnic, Holloway Road, London Ni 8DB.BARKER, Prof. 3. F., Biology Department, University

College of Botswsna, Private Bag 0022, Botawana.BAPTISTA-FERREIRA, Mr 3. 1.. de Carvalho, Depart.

mess of Plant Biology and Microbiology, Queefl MaryCollege, Mile End Road, London El 4NS.

BARLOW, Dr P. W., Letcombe Laboratory. AgriculturalResearch Council. Wastage, OXI2 931'.

BARNES. Dr B. W., Department of Genetics, University ofBltminghsm, P. 0. Box 363 Birmingham HIS 211'.

BARIOOZZI, Prof. C., Institute of Genetics. University ofMilan, Italy.

BARRETF, Dr iA., Department of Genetics, University ofCambridge, Downing Street, Cambridge CB2 3EM.

5

6

BARROW, Miss L. M., Department of Social Medicine,London School of Hygiene and Tropical Medicine,Keppel Street, London WCI.

BARRY. Dr E. G., Department of Botany. University ofNorth Carolina, Chapel Hill, North Carolina 27514.U.S.A.

BARTHELMESS, Dr 1. B., Institut für AngewandteGenetik, Herrenhauserstrasse 2. 3 Hann-Herren-hausen, Went Germany.

BARTLETr, Dr D. .1., Department of Haematology (Cyto-genetics), John Bonnett Clinical Laboratories,Addenbrookes Hospital, Hills Road, Cambridge CB22QQ.

BATEMAN, Dr A. J., Christie Hospital and Holt RadiumInstitute, Manchester 20.

BATEMAN, Dr N.. Animal Breeding Research Organisa-tion, West Mains Road, Edinburgh 9.

BATTEN. Dr 3. L., Department of Science, StockportCollege of Technology, Wellington Road South,Stockport SKI 31.10.

BAUMBERO, Dr S., Deparlment ofOenetica, University ofLeeds, Leeds LS2 9JY.

BAYLISS, Mr M. W., IC! Ltd., Corporate Laboratory, P.O.Box 11, The Heath, Runcorn, Cheshire WA7 4QE.

BEACHAM, Dr I. R., School of Science, Griffith University,Nathan, Brisbane. Queensland 4111, AustralIa.

BEALE, Prof. G. H., Institute of Animal Genetics, KingsBuildings, Edinburgh 9.

BEARDMORE, Prof. 3. A., Genetics Department, Uni-versity College of Swansea, Singleton Park, Swansea.

BEATI-Y, Dr R. A., Institute of Animal Genetics, KingsBuildings, Edinburgh 9.

BECK, Mr B, D. A., 2 Stamford Road, Alderley Edge,Cheshire.

BECKINSALE, Mrs P. R., 5 Temple Gardens, Sitting-bourne, Kent ME1O 4JX.

BEDFORD, Mrs 3., Medical Research Council, PopulationGenetics Research Unit, Old Road, Headington,Oxford,

BEECHEY, Mr C. V., MRC Radiobiology Unit, Harwell,Didcot, Oxon. OX11 ORD.

BELL, Dr 0. D., 6 Worts Causeway. Cambridge CBI 4RL.BENNE1"r, Prof. J. H., Department of Genetics, University

of Adelkide, South Australia.BENNETT, Dr M.D., Plant Breeding Institute, Mans Lane.

Trumpington, Cambridge.BENSON, Dr P. F., Paediatric Research Unit, Guy's Hospi-

tal Medical School, London SE1.BERRIE, Dr A. M. M., Department of Botany, The Uni-

versity, Glasgow W2.BERRY, Mr R. 3., Royal Free Hospital School of Medicine,

SHunter Street. London WCI.BEVAN, Prof. E. A.. Department of Botany. Queen Mary

College, London El.BIBB. Dr M. 3., Department of Genetics, Stanford Uni-

versity Medical Center, Stanford, California 94305.U.S.A.

BIRKETT, Mr 3. A., Genetics Section, Glaxo LaboratoriesLtd.. North Lansdale Road, Ulverston, Cumbria.LA12 9DR.

BIRLEY, Dr A. 3,, Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 211'.

BISHOP, Dr J. A., Department of Genetics, University ofLiverpool, P. 0. Box 147, Liverpool L69 3BX.

B5SHOP, Dr 3.0., Institute of Animal Genetics, West MainsRoad, Edinburgh EH9 33N.

BISHUN, Dr N. P., Research Department, Marie CurieMemorial Foundation, The Chart, Oxted, Surrey.

BLAKE, Dr P., Department of Endocrinology, SaintLaurence's Hospital, North Brunswick Street,Dublin 7.

BLACKMAN, Dr R. L., British Museum (Natural History),Cromwell Road, London SW7 SBD.

BLANK, Dr C. B.. Department of Genetics, The University,Sheffield 10, Yorkshire.

BLASs, Mr D. H.. Department of Plant Biology snd Micro-biology. Queen Mary College, Mile End Road, LondonEl 4NS.

BLONSTEIN, Miss A. D. Genetics Department, Universityof Cambridge, Downing Street, Cambridge CR2 3EH.

BLUNT, Miss S., Paediatric Research Unit, Guy's HospitalMedical School, London SE1.

BOAVIDA, Mrs. G., Rua Virginia Vitorino, 15-90 Esqdo,Lisbon 5, Portugal.

BOBROW, Dr M., Department of Medical Genetics,Oxfordshire Area Health Authority, Old Road,Headington, Oxford 0X3 7LE.

BODMER, Dr W. F., Director of Research, Imperial CancerResearch Fund, P. 0. Box 123, Lincoln's Inn Fields,London WC2A 3PX.

BOND, Dr D. i. Institute of Animal Genetics. West MainsRoad, Edinburgh EH9 3JN.

BOOTSMA, Prof. D., Department of Cell Biology andGenetics, Rotterdam Medical Faculty, P.O. Box 1738,Rotterdam, Holland.

BOS, Dr M., Genetisch Institut, Kerklaan, Maren,Groningen, The Netherlands.

BOUOOURD, Dr S. M., Department of Biology. Universityof York, Heslington, Ycsrks. YOl 5DD.

BOWMAN, Mr 3. C., Department of Agriculture, The Uni-versity, Reading.

BOWNES, Dr M., Department of Molecular Biology, Uni-versity of Edinburgh, King's Buildings, Mayfield Road,Edinburgh EH9 33R.

BOYCE, Mrs. J., The Botany School. South Parks Road.Oxford OX1 3RA.

BOYD, 'Miss E., Queen Mother's Hospital, Yorkhill,Glasgow G3.

BOYD, Miss M., Department of Genetics. Universityof Cambridge. Downing Street, CambridgeCB2 3EH.

BOYES, Prof. 3. W., 1102 Guildford Boulevard, London.Ontario. Canada N6H 4G6.

BOYLE, Dr 3. M., Patterson Laboratories. ChristieHospital and Holt Radium Institute, ManchesterM20 9BX.

BOYLE, Miss P. 3., Department of Botany, UniversityCollege, BelfIeld, Stillorgan Road, Dublin 4.

BRADSHAW, Prof. A. 0., Department of Botany. TheUniversity, P. 0. Box 147, Liverpool L69 3BX.

BRADSUAW, Dr 3. B., Scottish Plant Breeding Station.Pentlandfield, Roslin, Midlothiss EH25 9RF.

BRAMMAR, Prof. W, I., Department of Biochemistry.University of Leicester, Leicester LEI 7RH.

BRANDEN, Miss 3. Van Den. 32 Running Waters, Brent-ford, Essex.

BRASIER, Dr C. M., Forest Research Station, Alice BoltLodge, Farnham, Surrey.

BREESE, Dr B. L., Welsh Plant Breeding Station, PlasGogerddan, Aberystwyth.

BRENNER, Dr S., MRC Laboratory, Hills Road.Cambridge.

BRIDGES, Prof. B. A., MRC Cell Mutation Unit. Uni-versity of Sussex, Falmer, Brighton BNI 9QG.

BRIGGS, Dr D., Botany School, Downing Street,Cambridge.

BRIGHTON, Miss C. A., indrell Laboratory, RoyalBotanical Gardens, Kew, Richmond TW9 3DS.

BRITO-BABAPULLE, Mrs V., Department of CancerResearch, Mount Vernon Hospital, Northwood,Middlesex.

BROADHURST, Prof. P. L., Department of Psychology,University of Birmingham, P.O. Box 363, BirminghamB15 211'.

BROCK, Dr 0. 3. H., Department of Human Genetics,Western General Hospital, Edinburgh EH4 2KU.

BRODA, Dr P. M. A., Department of Molecular Biology,University of Edinburgh, Edinburgh EH9 3iR.

BROOK, Mr I. D., MRC Clinical and Population Cyto-genetics Unit, Western General Hospital, Crewe Road,Edinburgh EH4 2XU.

BROWN, Mrs A. K., Station de Zoologie Experimentale,154 Route de Malagnou, 1224 Chene Bougeries,Geneva. Switzerland.

BROWN, Dr 3. B., Department of Biological Sciences,University of Warwick, Coventry CV4 7AL.

BROWN, Mr R., MRC Radiobiology Unit, Harwell, Didcot,Oxon.

BROWN, Dr S. M., Institute of Virology, Church Street,Glasgow Gil 5JR.

BROWN, DrT., Medical Genetics. Department of Genetict,Medical School Buildings, Forester Hill, AberdeenAB9 2ZD.

BROWN, Dr T. W., Department of Botany. WestfieldCollege, Hampatead, London NW3 7ST.

BRUMPTON, Dr R. J., 182 Lowdham Lane, Wood-borough, Nottingham NGI4 6DN.

BRYANT, Dr J. A.. Department of Botany, UniversityCollege, P. 0. Box 18, Cardiff CF1 1XL.

BUCKLAND, Mr R. A., MRC Clinical and PopulationCytogenetics Unit, Western General Hospital, CreweRoad, Edinburgh EH4 2XU.

BUCKTON, Miss K. E., MRC Clinical and PopulationCytogenetics Unit, Western General Hospital, CreweRoad, Edinburgh EH4 2XU.

BUEHR, Dr M. L., Wotfaon House, University College.London.

BULFIELD, Dr 0., Department of Genetics, The Uni-versity. Leiceuter LE1 7RH.

SULLEN, Dr M. R., Station de Recherches, 2560 CheminGomin, Quebec 10, Canada.

BUMSTEAD, Dr N., Houghton Poultry Research Station,Hougliton, Huntingdon, Cambs. FEll 2DA.

BUNDEY, Dr S., 72 Fitzroy Avenue, Harborne,Birmingham B17 8R0.

SURGE, Mrs H. B., Department of Plant Biology andMicrobiology, Queen Mary College, Mile End Road,London El 4NS.

BURNET. Dr B., Department of Genetics, UniversIty ofSheffield. Sheffield Sb 2TN.

BURNETT. Prof. i. H., Department of AgriculturalSciences, Parka Road, Oxford OX1 3FF.

BUTCHER, Dr A. C., Sub-Department of Genetics.Queen's University. David Keir Building, StranmillisRoad, Belfast.

BUTLER, Mr L. I., Department of Cytogenetics, QueenElizabeth Hospital for Children. Hackney Road,London E2.

BUTLER, Dr L. 0., Department of Bacteriology, St.George's Hospital Medical School, Hyde Park Corner,London SWI,

BUXTON, Mr R. S., Division of Microbiology, NIMR, MillHill. London NW7 IAA.

CAINE, Dr A., Department of Medical Genetics, RoyalHospital for Sick Children, Yorkhill, Glasgow.

CAIN. Prof. A. i. Department of Zoology, University ofLiverpool. Liverpool L69 3BX.

CALEF, Dr E., Centro Degli Acidi Nuclei, GruppoRegolazione. Via 0 Romagnoai 18-A, 00196 Rome.Italy.

CALIOARI, Dr P. D. S., Department of Genetics, Uni-versity of Birmingham. P. 0. Box 363, BirminghamB15 2TF.

CALLAN. Prof. H. G., Department of Natural History. TheUniversity, St. Andrewa, Fife.

CALLOW, Mr R. S., Department of Plant Biology andMicrobiology. Queen Mary College, London El.

CANNINGS, Dr C., Department of Probability and Statis-tics, The University, Sheffield S3 7RH.

CARLIN. Mrs E., 26 Bellahoustone Drive, Glasgow.CARPENTER, Mr 3., Botany Department, King's College.

Strand, London WC2.CARPENTER, Miss R., John Innes Institute, Colney Lane,

Norwich NR4 7UH.CARRITF, Dr B., MRC Human Biochemical Genetics Unit.

Galton Laboratories. 4 Stephenson Way, LondonNWI 2HE.

CARTER. Dr C. 0., MRC Clinical Genetics Unit, Instituteof Child Health, Guildford Street. London.

CARTER, Dr M. A., Department of Biological Sciences,College of Technology, Hay Street. Portsmouth.

CARTER, Dr N. D., Department of Child Health, St.George's Hospital Medical School, Cranmer Terrace,London SWI7 ORE.

CASEY, Mr 0., Galton Laboratory, Department of HumanGenetics and Biometry, Wolfson House. 4 StephensonWay. London NWI 2HE.

CASEY, Mr M. D., Department of Genetics, The Uni-versity, Sheffield 10.

CASSELTON. Dr L. A., Department of Botany, QueenMary College, Mile End Road, London El.

CATCHESIDE, Prof. D. 0., Waite Agricultural ResearchInstitute. Glen Osmond, South Australia 5064.

CATEN, Dr C. E., Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 2TF.

CATI'ENACH, Dr B. M., MRC Radiobiobogy Unit, Har-well, Didcot, Oxon. OX1 1 ORD.

CAVALIER-SMITH, Dr T., Department of Biophysics,School of Biological Sciences, King's College, 26-29Drury Lane. London WC2B 5RL.

CAWOOD, Dr H., Cytogenetics Section, MRC Radio-biology Unit, Harwell, Didcot, Oxon. OX11 ORD.

CHANDLEY, Dr A. C., MRC ainical and PopulationCytogenics Unit, Western General Hospital. CreweRoad, Edinburgh EH4 2XU.

CHAPMAN, Mr V., Plant Breeding Institute, Trumpington,Cambridge.

CHARLES, Dr H. P., Department of Microbiology, TheUniversity, Reading RG1 5AQ.

CHARLESWORTH. Dr B., Department of Biology. Uni-versity of Sussex. Biology Building, Falmer, BrightonBN1 9QG.

CHASE, Miss D. S., Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 2Tr.

CHATER, Dr K. F., John Innes Institute, Colney Lane,Norwich. NOR 71W.

CHAUTARD-FREIRE-MAIA, Dr E. A., Departmento deGenetica. CP 756. 80000 Curitiba, Parana, Brazil.

CHILDS, Dr J. I)., Atomic Energy of Canada. Biology andHealth Physics. Chalk River, Ontario, Canada.

CHITHAM, Dr R. 0.. Regional Pathology and CytogeneticsUnit. Wandle Valley Hospital, Mitcham Junction CR44XL.

CINNAMOND. Mr 3. C., Harp Lager Brewery, Manor Park,Alton, Hants.

CLARK, Prof. A. M.. School of Biological Sciences, FlindersUniversity of South Australia, Bedford Park, SouthAustralia.

CLARK, Dr 3. M., Phartnacia, Box 125, 75104 Uppaala,Sweden.

CLARKE, Prof. B. C., The Genetics Department, Uni-versity of Nottingham, Nottingham.

CLARKE, Dr C., School of Biological Sciences, Universityof East Anglia, Norwich NR4 7T3.

CLARKE, Prof. Sir C. A., Nuffield Unit of MedicalGenetics, The University. Liverpool L69 3BX.

CLARKE, Dr C. M., Cytogenetics Laboratory. Departmentof Clinical Pathology. General Hospital, AyreaomeGreen Lane, Middlesbrough. Cleveland TSS SAZ.

CLARKE, Dr H., Department of Biochemistry, UniversityCollege. London WCI.

CLEMEN'FS, Dr G. B., Institute of Virology. University ofGlasgow, Church Street. Glasgow Gil SiR.

CLEMENTS, Miss 3., Washington Singer Laboratories.Prince of Wales Road, University of Exeter, ExeterEX4 41'S.

CLEMENTS, Dr 3. B., Inatitute of Virology. Church Street,Glasgow GIl SiR.

CLOWES, Dr R. C., Biology Programs, University of Texasat Dallas, P. 0. Box 688, Richardson, Texas, U.S.A.

CLU'rFERBUCK, Dr A. I., Departmentof Genetics, TheUniversity, Glasgow W2.

COBON, Miss A., Department of Biology, The MiddlesexHospital Medical School. London W1P 6DB.

COCK, Dr A. 0., Department of Biology, Building 62, TheUniversity, Southampton SO9 3TU.

C000INOTON, Dr A., School of Biological Sciences,University of East Anglia. Norwich NR4 7TJ.

CODRINGTON, Mrs M. P., 86 Avalon Road, Ealing.London W13 OBW.

COHEN, Dr B. B., MRC Clinical and Population Cyto-genetics Unit. Western General Hospital. EdinburghEH4 2XU.

COHEN. Dr B. L. Department of Genetics, The University.Glasgow W2.

COHEN, Dr P. T. W., Department of Biochemistry, TheUniversity, Dundee DD1 4HN.

COLE, Mrs 3., MRC Cell Mutation Unit, School of Biology,University of Sussex, Palmer, Brighton BNI 9QH.

7

8

COLEMAN, Dr ft V., Department of ExperimentalPathology, St Mary's Medical School, Praed Street,London W2 1NY.

COLLINGE, Mr D. B., Department of Genetics, Universityof Newcastle upon Tyne, Ridtey Building, ClaremontPlace, Newcastle upon Tyne NE1 7RU.

COMBER, Mr L. C., Whitton Paddock, Pulley, Bayon Hill,Shrewsbury, Shropshire.

CONN, Mr 0. L. T., Pest Infestation Control Laboratory,London Road, Slough, Berks.

CONNELL, Dr J. R., Pollarda Wood Research Station,Nightingales Lane, Chalfont St. Giles, Bucks. HP84SP.

CONNOLLY, Dr K. J., Department of Psychology, TheUniversity, Sheffield SlO 2TN.

CONNOLLY, Dr V., The Agricultural Institute, Oak Park,Carlow, Ireland.

COOK, Dr L. M., Department of Zoology, The University,Manchester, Lancs.

COOK, Dr p. j• L, MRC Human Biochemical GeneticsUnit, Gallon Laboratory, Wolfson House. 4 Stephen-son Way. London NW1 2HE.

COOK. Dr R. M., Max-Planck-Institut für biologischeKybernetik, 74-Tubingen 1, Spemannstrasse 38, WestGermany.

COOKE. Dr D. 3., The British Council, Higher Educationand Science Department, tO Spring Gardens, LondonSWI.

COOKE, Dr M. D., The Cawthorn Institute, P. 0. Box 175,Nelson, New Zealand.

COOMBS, Mr D. T., Nickerson RPB Ltd., Joseph NickersonResearch Centre, Rothwell, Lincoln LN7 6DT.

COOPER, Dr D. W., School of Biological Sciences,MacQuarle University, North Ryde, NSW 2113,Australia.

COOPER, Prof. J. P., Welsh Plant Breeding Station, PlasGogerddan, Aberyntwyth.

COPPLE, Mrs D., Department of Cancer Studies, TheMedical School, University of Birmingham,Birmingham B15 2TJ.

CORNEY, Dr G., Galton Laboratory, University College,Wolfson House, Euston Street, London NWI.

CORNISH, Dr M. A.. School of Pharmacy and Phar-macology. University of Bath. Bath, Avon BA2 7AY.

COTS, Dr 0. B., Institute of Child Health, Aghia SophieChildren's Hospital. Athens 608, Greece.

COUZIN, Dr D., Department of Genetics, Medical SchoolBuildings, Foresterhill, Aberdeen AB9 2ZD.

COVE, Prof. D. J., Department of Genetics, The University.Leeds LS2 9iT.

COWAN, Dr 3. W., Department of Botany, King's College,68 Half Moon Lane, London SE24.

COWIE, Dr V.A., 15 Woodthorpe Road, Putney, LondonSW15.

COX, Dr B. S., Department of Botany, South Parks Road,Oxford.

CRAIG, Dr I. W.. Genetics Laboratory, Departmentof Biochemistry, South Parks Road, OxfordOXI 3QN.

CRAIG, Dr S. P., Genetics Laboratory, Department ofBiochemistry, University of Oxford, Oxford OX15RG.

CRANE, Mr M. B., Plovers Dip, Fiahponds Way, Haughty,Stowmarket, Suffolk.

CRAWPURD, DrM. D'A., Division of Inherited MetabolicDiseaset, Clinical Research Centre, Watford Road.Harrow. Middlesex HAl 3UJ.

CRISP, Mr P. C., National Vegetable Research Station.Wellesbourne, Warwick.

CROPT, Dr 3. H., Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 2TF.

CISOSSE, Mr R., Glaxo Group Research Ltd., GreenfordRoad, Greenford, Middlesex UB6 ORE.

CROWE, Dr L. K., Department of Botany, University ofReading, Barks. RGI 5AQ.

CR0 WLEY, Mr J. G., The Agricultural Institute, Oak Park,Carlow, Sire.

CR0 WTHER, Mrs W. B.. Lady Margaret Hall, Oxford.CUBrrT, Mr 1. R., Rothwell Plant Breeders, Rothwell, Nr.

Caistor, Lincs.

CULLIS, Dr C. A., John Innes Institute, Colney Lane,Norwich NO7 70P.

CUNNINGHAM, Dr D. A., Department of Genetics, Uni-versity of Birmingham, P. 0. Box 363. BirminghamB15 2Tr.

CUNNINGHAM. Prof. S. P., Department of AnimalBreeding and Genetics. The Agricultural Institute,Dunsinea, Cantleknock, Co. Dublin.

CURTIS. Mr C. F., London School of Hygiene and TropicalMedicine, Keppel Street, (Gower Street), LondonWC1E 7HT.

CURNOW. Dr R. N.. Department of Applied Statistics,University of Reading, Whiteknights, Reading R062AN.

DADAY, Mr H., Division of Plant Industry, CSIRO, P. 0.Box 109, Canberra City, ACT, Australia.

DAKER. Dr M. G., 34 Gibbs Green, Edgware, Middlesex.DALE, Dr P. J., University College of Wales, Welsh Plant

Breeding Station, Plan Gogerddan, Nr. Aherystwyth.DALES. Dr R. B. G., Department of Genetics, University of

Birmingham, P. 0. Box 363, Birmingham B15 2TT.DANFORD, Mrs N., Department of Genetics, University

College of Swansea, Singleton Park. Swansea SA28PP.

DANIELS, Mr G. L., MRC Blood Group Unit. UniversityCollege London, Wolfson I-louse. 4 Stephenson Way,London NW1 21-IS.

DARK, Dr S.O.S., 6 The Gowers, Girton, Cambridge CB30Px.

DARLINGTON, Dr 0. F., Department of BiologicalSciences, University of Sussex, Falmer, Brighton,Sussex.

DAVID, DrT. 1., 6 Colwyn Avenue, Alkrington, Middleton.Manchester M24 1ER.

DAVIDSON, Mr G., The Ross Institute, London School ofHygiene, Keppel Street, London WCI.

DAVIES, Prof. D. R., John Innes Institute, Colney Lane.Norwich NR4 7UH,

DAVIES, Mr S. D. G., Cytogenetics Unit, Queen Char-lotte's Maternity Hospital, London W6 OXG.

DAVIES, Dr M. S., Department of Plant Science, UniversityCollege, Cardiff CF1 1XL.

DAVIES, Dr P. 3., 85 Connaught Road, Roath, Cardiff.DAVIES, Mr P. 0. L., Plant Breeding Department, Soil

Fertility Dunnt Ltd., Hartham Corsham, WiltshireSNI3 OQA.

DAVIES, Dr It. W., Department of Biology, University ofEssex, Wivenhoe Park, Colchester C04 3S0.

DAVIES, MrT. M., P.O. Box 76, Latrobe 7307. Tasmania,Australia.

DAVIES, Mr W. S., Welsh Plant Breeding Station, PlasGogerddan, Aberyatwyth, Cardiganshire.

DAVISON, Dr B. C. C., 25 Bently Road, Cambridge CB41DZ.

DAVISON, Mra E. V., Department of Human Genetics, 19Claremont Place, Newcastle upon Tyne, NE2 4AA

DAWES, Dr I. W., Department of Microbiology, Universityof Edinburgh, Went Mains Road, Edinburgh EH9 33G.

DAWSON, Prof. G. W. P., Department of Genetics, TrinityCollege, Dublin.

DAWSON, Dr I. R. 0., John tnnes Institute, Colney Lane,Norwich NO7 7OF.

DAY, Mr A., Proceas Research Department, AlliedBreweries Production I. T., Station Street, Burton-on-Treat DE14 IBZ.

DAY, Dr A. E., Department of Botany, University ofWestern Ontario, London, Ontario, Canada.

DAY, Dr P. R., Director, Plant Breeding Institute, MansLane, Trumpington, Cambridge CB2 2LQ.

DAY, Dr T. H., Department of Genetics, School of Bio-logical Sciences, University Park, NottinghamNG7 2RD.

DEARN, Dr 3. M., Genetics Department, University ofMelbourne, Parkville, Victoria 3052, Australia.

DEE, Dr J., Department of Genetics, University ofLeiceater, University Road, Leicetter.

DE JONG, Dr G., Institute of Genetics, University ofUtrecht, Tranaitorium 111. Padualaan 8, Utrecht, TheNetherlands.

DELANEY, Dr S. F., School of Botany, Univertily of NewSouth Wales, P. 0. Box 1, Kensington, New SouthWales, Australia 2033.

DR LIGNY, Miss W., Oxfordlaan 48, Leiden, Holland.DELDEN, Dr W. Van, Genetisch Instituut, University of

Groningen, Kerkisan 30, Haren (GN), The Nether-lands.

DELHANTY, Mrs J., Galton Laboratory, UniversityCottege, Wolfson House. 4 Stephenson Way, LondonNW1 2HE.

DENNtS. Mr N. R., Room CGS6, Child Health. South-ampton General Hospital, Southampton S09 4XY.

DENT, Mrs T., Bay Cottage, Great Bromley, Colchester,Essex.

DEOL. Dr M. S.. Department of Animal Genetics. Uni-versity College, Wolfson House. 4 Stephenson Way,London NW1 2HE.

DHAHt. Dr S. J., Department of Biology, College ofScience, Mosul University, Motul, Iraq.

DHALIWAL, Dr S. S., Department of Genetics, Universityof Malaya, Kuala Lumpur, Malaysia.

DHtLLON. Dr T. S., Department of Botany, University ofHong Kong, Hong Kong.

DICKINSON. Dr A. G., MRC Animal Breeding ResearchOrganisation, West Mains Road, Edinburgh 9.

DICKINSON, Dr H. 0.. Department of Botany, PlantSciences Laboratories, University of Reading, White-knights, Reading RG6 2AS.

DtNSLEY, Dr M., 9 Sheringham Court. 1 Dollis Road,London N3 IRA.

DODD, Dr B., Forensic Medicine Department, LondonHospital, London El.

DOOGETF. Dr H., Iscrisat. 1-11, 256 Begumpet,Hyderabad-500016, India.

DONACHtE, Dr W. D., MRC Microbial Genetics Unit,Darwin Building, Kings Buildings, Edinburgh.

DOVER, Dr G. A., Department of Genetics, University ofCambridge, Downing Street, Cambridge CB2 3EH.

DOWKER, Mr B. D., National Vegetable Research Station,Wellesbourne, Warwick.

DRAINAS, Dr C., Department of Chemistry, University ofCalifornia, Los Angeles CA 90024, U.S.A.

DRYSDALE, Dr R. B., Department of Microbiology, TheUniversity, Birmingham 15.

DUNN-COLEMAN, Dr W., Department of Biology, Gil-nen Hall, University of Virginia, Charlottesville,Virginia 22901, U.S.A.

DURRANT, Dr A., Department of Agricultural Botany,University College of Wales, Aberystwyth SY23 3DD.

DYER. Dr K. F., Department of Genetics, Univernity ofAdelaide, Adelaide, South Australia.

DYKE, Dr K. G. H., Department of Biochemistry, TheUniversity, South Parks Road, Oxford.

EATON, Dr R. 13., Portsmouth Polytechnic, Department ofBiological Sciences, King Henry I Street. PortsmouthPOt 2DY.

EAVES, Rev. Dr L. J., Department of ExperimentalPsychology. University of Oxford, South Parks Road,Oxford OXt 3UD.

EBRINGER. Dr A. M. A., Queen Elizabeth College,Campden Hill Road, Kensington, London W8 7AH.

EDWARDS, Dr A. W. F., Gonville and Caius College.Cambridge.

EDWARDS, Dr 0. F., St L.. Sir William Dunn School ofPathology, University of Oxford, South Parks Road,Oxford OX1 3RE.

EDWARDS, Dr K. J. R., Department of Genetics, Uni-versity of Cambridge, Downing Street, CambridgeCB2 3EH.

EDWARDS, Prof. J. H.. Genetics Laboratory, Departmentof Biochemistry. University of Oxford. South ParksRoad, Oxford OXI 3QU,

EDWARDS, Dr R. G., The Physiological Laboratory,Downing Street. Cambridge.

ELLERTON, Dr S., Bush Johnsonn Ltd., Maldon Road,Woodham Mortimer, Maldon, Essex CM9 6SN.

ELLIOTF, Dr C. G., Department of Botany, The Uni-versity, Glasgow W2.

9

ELLIOT, Misn T., Institute of Genetics, University ofGlasgow, Glasgow Gli SJS.

ELLIOTT, Mr T. J., Glasshouse Crops Research Institute,Worthing Road, Liltlehampton, Sussex.

ELLIS, Ms P. M., Department of Pathology, Royal Hospitalfor Sick Children, Sciennes Road, Edinburgh EH9I LF.

ELLIS, Mr T. H. N., John Innet Institute, Colney Lane,Norwich NR4 7UH.

ELLIS, Dr W. M., 10 Rose Street. Brunswick, Victorin 3056.Australia.

EMERY, Prof. A. E. H., Department of Human Genetics,University of Edinburgh, Western General Hospital,Crewe Road, Edinburgh EH4 2XU.

ENGLAND, Dr F. i.. Scottish Plant Breeding Station,Pentlandfield, Roslin. Midlothian.

ENE-OBONG, Mr E., Department of Agricultural Botany,Institute of Rural Science, University College of Wales,Penglais, Aberystwyth SY23 3DD.

EVANS, Dr A. M., School of Agriculture, University ofCambridge, Downing Street, Cambridge.

EVANS, Dr 0. A. P., New Department of Medicine, Uni-versity of Liverpool. Liverpool 3.

EVANS, Mr 0. J., Plant Breeding Department, SoilFerility Dunns Ltd., Hartham, Corsham, Wilts.SN13 OQA.

EVANS, Mrs E. A., Department of Genetics, UniversityCollege, Singleton Park, Swansea, West Glamorgan.

EVANS. Dr E. P., Sir William Dunn School of Pathology,University of Oxford, South Parks Road, Oxford OX13RE.

EVANS, Dr G. M., Department of Agricultural Botany,University College of Wales, Aberysswyth SY23 3DD.

EVANS. Prof. H. J., Director. MRC Clinical and PopulationCytogenics Unit, Western General Hospital, Edin-burgh EH4 2XU.

EVANS, Mrs J., 5 Llanwarth View, Govilon, Abergavenny,Gwent NP7 9PL.

EVANS-ROBERTS, Mrs S. M., Genetics Laboratory, Bio-chemistry Department. Oxford OX1 30U.

EWING, Mr J. A., Department of Genetics, John tunesInstitute, Colney Lane. Norwich NR4 7UH,

FABERGE, Dr A. C., Genetics Foundation, University ofTexas, Austin, Texas, U.S.A.

FARD, Dr Mi. W., Cylogenetics Laboratories, Departmentof Pathology, The University, Dundee.

FAHMY, DrO. G., Pollards Wood Research Station. (RoyalCancer Hospital), Chalfont St. Giles, Bucks.

FAHMY, Dr M. J., Chester-Beatty Research Institute,Pollards Wood House, Nightingales Lane, Chalfont St.Giles, Bucks.

FALCONER, Prof. D. S., Institute of Animal Genetics,Kings Buildings, Edinburgh EH9 3SN.

FALLDING, Mr D. S., Department of Plant Science, TheUniversity, Newcastle upon Tyrte NEt 7RU.

FANTES, Dr P., Department of Zoology, University ofEdinburgh, West Mains Road. Edinburgh EH93OT.

FAULKNER, Dr B. M., Department of Genetics, The Uni-versity. Liverpool 3.

FELLOUS, Dr M., Universite tIe Paris, tnstitut de Recher-ches de Ia Faculte de Medicine, Hospital Saint Louis, 2Place du Docteur Fournier, Paris XE, France.

FENNELL. Miss S. 3., University of Manchester, Depart-ment of Medical Genetics, St. Mary's Hospital.Hathersage Road, Manchester M13 OJH.

FERGUSON-SMITH, Mrs M. E., Medical Genetics Unit.Royal Hospital for Sick Children, Glasgow C3.

FERGUSON-SMITH. Prof. M. A., University of Glasgow.Institute of Genetics. Church Street. Glasgow Gil 535.

FESTING, Dr M. F. W., 23 Heathdene Road, Wallington,Surrey SM6 OTB.

FINCH, Dr R. A., Plant Breeding Institute, Macis Lane,Trumpington, Cambridge.

FINCHAM. Prof. i. R.. Department of Genetics, The Uni-versity, Edinburgh.

FINN, Dr K., Department of Medicine, The University;Liverpool.

10

FISHER, Dr K. W., Department of Biological Sciences,Rutgers University, New Brunswick, New Jersey08903, U.S.A.

FISHER, Dr R. A., Nuffield Laboratories of ComparativeMedicine, Zoological Society of London, Institute ofZoology, Regent's Park, London NW! 4RY.

FLAVELL, Dr R. B., Plant Breeding Institute, Trumping-ton, Cambridge CB2 2L0.

FLETCHER, Dr H., School of Biological Sciences, Uni-versity of East Anglia, Norwich NR4 7TJ.

FLIGHT, Dr 3. L., 2207 Woodview Court, Madison,Wisconsin 53713, U.S.A.

FORBES, Mr E. C., Department of Genetics, The Uni-versity, Glasgow W2.

FORD, Miss A. W., Medical Research Council Laboratories,Holly Hill, Hampstead, London N.W.3.

FORD, Dr C. E., Sir William Dunn School of Pathology,University of Oxford, OX! 3RE.

FORD, Prof. E. B., Genetics Laboratory, Department ofZoology, Oxford.

FORD-LLOYD, Dr B. V., Department of Plant Biology,University of Birmingham, P.O. Box 363, BirminghamB15 2'rr.

FORSDYKE, MisaJ., Kevin Street Technical College. KevinStreet, Dublin.

FOSTER, Dr C. A., Welsh Plant Breeding Station, PlasGogerddan, Aberystwyth, Cardiganshire.

FOSTER, Mr T. 3., Department of Bacteriology, TrinityCollege, University of Dublin, Dublin 2, Ireland.

FOULDS, Mrs M., Lea Bank, Skipton Road, Fouldridge,Colne, Lancashire BBS 7NF.

FOX, Dr D. P., Genetics Department, Marischal College,Aberdeen.

FRACCARO, Dr M., Gruppo Euratum, Via Forlanini 14,Pavia, Italy.

FRASER, Prof. A. S., Department of Biological Sciences,University of Cincinatti, Cincinatti, Ohio, U.S.A.

FRASER, Dr G. R., Room 12A, LCDC Building, Depart-ment of Health and Welfare, Tanneys Pasture, OttawaKIA 0L2. Canada.

FRIIS, Dr 3.. Department of Molecular Biology, OdenseUniversity, Niels Bohrs Alle, DK-5000 Odense,Denmark.

FREEMAN, Dr R. F., Bass Production Limited, HighStreet, Burton on Trent DE14 LIZ.

FRIEND, Mr E. 3., 'Clery', Hill Lane, Worth, Nr. Deal,Kent.

GALE, Dr C. A., 18. Ascot Road, Birmingham B13 9EL.GALE, Dr J. S., Department of Genetics, The University of

Birmingham, P.O. Box 363, Birmingham B15 2'lT.GALE, Dr M. D., Plant Breeding Institute, Trumpington,

Cambridge.GALJAARD, Prof. H., Department of Cell Biology and

Genetics, Rotterdam Medical Faculty, P.O. Box 1738,Rotterdam, Holland.

GAME, Dr J. C., Department of Genetics, 345 MulfordHall, University of California, Berkeley, California94720, U.S.A.

GARDNER, Mrs L. C., 27 Randall Road, Hiltingbury,Eastleigh, Hants 505 1AJ.

GARTSIDE, Dr D. W., British Broadcasting Corporation,The Open University, Alexandra Palace. London N124AZ.

GAUDIE, Dr 13., School of Environmental Sciences.Plymouth Polytechnic, Drake Circus. Plymouth,Devon PL4 8AA.

GAVIN, Miss 3., Medical Research Council Blood GroupUnit, University College London. Wolfaon House. 4Stephenson Way, London NW! 2HE.

GEYER, Dr T. A., Faculty of Education, Neville's Cross,New College, Durham, DH1 4SY.

GHIKAS, Dr A., Department of Biology, Medical School.University of Patras, Patras, Greece.

GIANELLI, Dr F. D., Paediatric Research Unit. Guy'sHospital, London SE.!.

GIBBY, Dr M., Botany Department, British Museum(Natural History), Cromwell Road, London S.W.7

GIBSON. Dr I., School of Biological Sciences, University ofEast Anglia, Norwich NR4 7TJ.

GIBSON, Mr I. J., Department of Biological Sciences, TheHatfield Polytechnic. Hatfield, Herts.

GIBSON. Mr 3. P., ARC Animal Breeding ResearchOrganisation, West Mains Road. Edinburgh EH9.330.

GILBERT, Dr R. I., Department of Genetics, UniversityCollege, Swansea.

GILLIE. Dr 0. J., 61 Dartmouth Park Road, LondonN.W.5.

GILMOUR, Dr D. G., Department of Microbiology, NewYork University Center, 550 First Avenue, New YorkNYIOO16, U.S.A.

GLENN-BOTF. Dr A. M., Myrtle Cottage, 6A St. JohnsRoad, Wimbledon, London SWI9 4PIt.

GLOOR, Prof. H., Universite de Geneve, Station deZoologie Experimental, 154 Route de Malagnou,

1224, Chene-Bougeries, Switzerland.GLOVER, Prof. S. W., Department of. Genetics, University

of Newcastle upon Tyne, Ridley Building, ClaremontPlace, Newcastle upon Tyne NE! 7RU.

GODWARD, Dr M. B. E., Department of Botany, QueenMary College, London E.1

GOLDWIN, Dr S., Milland, Stone Hill, Sellindage,Ashford, Kent.

GOODING, Dr H. I., Scottish Horticultural Research Insti-tute, West of Scotland Unit, Auchincruive, Ayr KA6SAE, Scotland.

GORDON, Dr H., Department of Medical Genetics, MayoClinic, Rochester, Minnesota 5509!, U.S.A.

GOSDEN, Dr 3. R., MRC Clinical and Population Cyto-genetics Unit, Western General Hospital, Crewe Road,Edinburgh EH4 2XU.

GOWERS, Dr S.. Scottish Plant Breeding Station,Pentlandfield, Roslin, Midlothian, Scotland.

GRAHAM, Dr C. F., Department of Zoology, South ParksRoad, Oxford OXI 3PS.

GRANT, Dr A., Department of Forensic Medicine, Guy'sHospital, London SEt.

GRANT, Dr C. J., Department of Botany, The University,Bristol 8.

GRAVES, Ms. M., Ross Institute of Tropical Hygiene,London School of Hygiene and Tropical Medicine,Keppel Street, London WCIE 7HT.

GRAY. Dr 3.. 5, Little Dene, Lodoce Road, Newcastle uponTyne, NE2 3NZ.

GRAZIOSI, Mr G., Istituto di Zoologia, Universita, Trieste,Italy.

GREAVES, Mr 3. H., Pest Infestation Control Laboratory,MAFF, Hook Rise South, Tolworth, Surbiton, Surrey,KT6 7NE.

GREEN. Mr C. H.. Department of Genetics, The Uni-versity. Sheffield S10 2TN.

GREEN, Dr M. H. L., MRC Mutation Unit, University ofSussex, Falmer, Brighton BN! 9QH.

GREENAWAY, Dr P. 3., Microbiological Research Est-ablishment, Porton Down, Salisbury SP4 OJG, Wilts.

GREOSON, Miss N. M., Cytogenetics Unit, GeneralInfirmary, Salisbury, Wilts.

GRIFFITHS, Dr D. 3., Welsh Plant Breeding Station, PlasGogerddan, Aberystwyth.

GRINDLE, Dr M., Department of Genetics, University ofSheffield, Western Bank, Sheffield 10.

GROOT, Dr B. de, Laboratorium voor Stralengenetica,Rijksuniversiteit, Te Leiden, The Netherlands.

GROSE, Dr S., Department of Botany, University of Edin-burgh, Mayfield Road, Edinburgh EH9 3W.

GROSS, Dr J. D.. MRC Microbial Genetics Research Unit,Department of Molecular Biology, West Mains Road,Edinburgh 9.

GROSS, Dr T. S.. Department of Chemistry and Biology.John Dalton Faculty of Technology, Manchester Poly-technic, Chester Street, Manchester Ml SOD.

GRUNEBERG, Prof. H., Department of Animal Genetics,University College London, Wolfson House, 4Stephenson Way, London NW1 2flE.

GUROON, Dr 3. B., MRC Molecular Biology, Adden-brookes Hospital, Hills Road, Cambridge.

GYMER. Dr P. T., Nickerson RPB Ltd.. Joseph NickersonResearch Centre, Rothwefl, Lincoln LN7 6DT.

HAINEY, Miss S., MRC Clinical and Population Cyto-genetics Unit, Western General Hospital, Crewe Road,Edinburgh.

HALEY, Mr C. S., Department of Genetics, University ofBirmingham. P. 0. Box 363, Birmingham B15 2'll'.

HALL. DrJ. G., ARC Animal Breeding Research Organis-ation, West Mains Road, Edinburgh 9.

HALLIBURTON. Dr I. W., Department of Microbiology(Virology), The University, Leeds LS2 9JT.

HAMERTON, DrJ. L., Department of Genetics, Children'sHospital, 685 Bannatyne Avenue. Winnipeg 3,Manitoba, Canada.

HAMILTON, Prof. W. D., Museum of Zoology, Universityof Michigan, Ann Arbor, Michigan 48109, U.S.A.

HANSTEEN, Mrs C. l.-L., St Joseph's Hospital. 3900Prosgrunn, Norway.

HARBERD, Dr D. J., Department of Agriculture, TheUniversity, Leeds LS2.

HARDY. Dr J., 10 Heol Dowlais, Efail Isal, Near Ponty-pridd. Mid Glamorgan, South Wales CF38 lBS.

HARDY. Dr K. G., Biological Laboratory, University ofKent, Canterbury.

HARDY, Dr S. i. S., Department of Biology, University ofYork, Heslington, York YOl 5DD.

HARESNAPE. Miss J. M., Genetics Department, AnimalVirus Research Institute, Pirbright, Waking, SurreyGN24 ONE,

HARNDEN, Prof. D. G., Department of Cancer Studies,The Medical School, University of Birmingham.Birmingham B15 2TJ.

HARPER. Dr P. S., Department of Medicine, UniversityHospital of Wales, Heath Park. Cardiff.

HAROLD, Dr B.. Department of Applied Biology, BrunelUnLversity, Uxbridge, Middlesex OJB8 3PH.

HARRIES, Mr H. C., Agricultural Experiment Station, P.O Box 3, Amphoe Sawi, Chumpon, Thailand.

HARRIS, Miss E. A. M., Department of Science, CharlesDarwin Building, Bristol Polytechnic, oldhsrbourLane. Bristol.

HARRIS, Prof. H., Sir William Dunn School of Pathology,University of Oxford. Oxford.

HARRIS, Prof. H., Department of Human Genetics, Uni-versity of Pennsylvania, Richards BuildingfG4. Schoolof Medicine, Philadelphia, Pennsylvania 19174,U.S.A.

HARRIS. Dr R., Department of Medical Genetics,Manchester Royal Infirmary, Manchester 13.

HARRIS, Dr W. J., Inveresk Research International, InVitro Toxicology, lnvertsk Gate. Musselburgh EH217UB.

HARRISON. Mr B. 3., John Innes Inatilute, Colney Lane.Norwich NOR 7OF.

HARRISON, Prof. G. A., University of Oxford. Depart-ment of Biological Anthropology, 58 Banbury Road,Oxford OX2 6QS.

HART, Dr M. 0. R,, Department of Botany, The Queen'sUniversity, Belfast, N. Ireland.

HARTLEY, Dr S. E., MRC Cytogenetics Unit, WesternGeneral Hospital, Crewe Road, Edinburgh EH4 2XIJ.

HARTMANN-GOLDSTEIN, Dr I. 3., Department ofGenetics, The University. Sheffield 10.

HARTSHORNE, Dr J. N.. Botany Department, The Uni-versity, Manchester 13.

HARWOOD. Mr C. R., Department of Microbiology, TheMedical School, The University. Newcastle upon TyneNEt 7RU.

HARVEY, Dr P. H., University of Sussex, Biology Building,Falmer, Brighton SNI 90G. Sussex.

HASTIE, Dr A. C., Department of Biological Sciences, TheUniversity, Dundee DD1 4HN.

HATFERSLEY-SM5T}t, Mrs M., The Crossways. Cran-brook, Kent.

HAY, Prof. J., Uniformed Services University of the HealthSciences, Department of Defense. 4301 Jones BridgeRoad, Bethesda, Maryland 20014 U.S.A.

11

HAYES, Prof. 3. D., Department of Agriculture, UniversityCollege of Wales, Penglais, Aberystwyth, Dyfed.

HAYES, Prof. W., Australian National University, Can-berra. Australia.

HAYLOCK, Dr R. W., Department of Biological Sciences,Yarmouk University, Irbid, Jordan.

HAYTER, Mr A. M., Scottish Plant Breeding Station,Pentlandfield, Roslin, Midlothian.

HAYWARD, Dr M. D., Welsh Plant Breeding Station, PlasGogerddan, Aberystwyth.

HECHT, Miss E.-M., Department of Plant Biology andMicrobiology, Queen Mary College. Mile End Road,London El 4NS.

HELMI. Mr S.. Botany Department. Imperial College,London SW? 2BB.

HENDERSON, Dr S. A., Department of Genetics. Down-ing Street, Cambridge CB2 3EH.

HEPBURN, Dr A. G., John Innet Institute, Colney Lane,Norwich NR4 7UH.

HERDMAN, Dr M., Centre de Ia Recherche Scientifique.Laboratoire de Photosynthese, 91190 Gif-sur-Yssette,France.

HERMAN, Dr C., Biological Department, Medical Faculty,41000 Zagreb, Yugoslavia.

HESLOP-HARRISON, Prof. 3., Welsh Plant BreedingStation. University of Wales, Plas Gogerddan,Aberystwyth, Cards. SY23 3EB.

HEWITT, Dr G. M., School of Biological Sciences, Uni-versity of East Anglia, Norwich NR4 71'J.

HEYNIGEN, Miss V. Van, MRC Clinical and PopulationCytogenetics Unit, Western General Hospital. CreweRoad. Edinburgh EH4 2XU.

HIcKEY, Dr 6. 1., Sub-Department of Genetics. DavidKeir Building. Queen's University, Belfast.

HIDES, Mr D. H., Welsh Plant Breeding Station, FinsGogerddan, Aberystwyth.

HILL. Dr J., Welsh Plant Breeding Station, Pint Gogerddan,Aberystwyth.

HILL, Dr W. G., Institute of Animal Genetics, University ofEdinburgh, Edinburgh.

HIRSCH, Dr P. R., Max-Planek-Inntitut für Zuchtungs-forschung, D-5000-K6ln-Vogelsang, GermanyERD.

HOBART, Dr M. 3., MRC Group on Mechanisms inTumour Immunity, c/a Laboratory of MolecularBiology. The Medical School, Hills Road, CambridgeCB2 20H.

HOCKNEY, Dr R. C., Research Laboratory, Bass produc-tion Ltd.. High Street, Burton-on-Trent, Staffs. DE14liz.

IIODGKtN. On. R. T., Scottish Horltcuilural ResearchInstitute, Invergowrie, Dundee.

HODGSON, Dr D. A., Department of Molecular Biology,Albert Einstein College of Medicine. 1300 Mauls ParkAvenue, Bronx, NY 10461, U.S.A.

HOLBECK. Ms 0., School of Agriculture, Downing Street,Cambridge.

HOLDEN, Dr 3. H. W., Scottish Plant Breeding Station.Penttandfield. Roslin, Midlothlan.

HOLL, Dr F. B., Faculty of Agricultural Sciences, Suite 248,2357 Main Hall, University of British Columbia.Vancouver BC, V6T 2A2, Canada.

HOLLAND, Dr I. B.. Department at Genetics, University ofLeicester. University Road, Leicester.

HOLLIDAY. Dr R., National Institute for MedicalResearch, The Ridgeway, Mill Hill, London NW7.

HOLLOWAY. Prof. B. W., Department of Genetics,Monash University, Clayton, Victoria, Australia.

HOLMES-SIEDLE, Mrs M. W., Department of MedicalGenetics, Old Road, Headlngton, Oxford.

HOLT, Dr A. C. B., 5 Halben Close. Barton, Cambs. CB37AQ.

HOLT, Dr G., Department of Life Sciences, Polytechnic ofCentral London, 115 New Cavesdish Street, LondonW1M 8JS.

HONEYCOMBE, Miss J. R., Department of Cytogenetics,Division of Medicine, Institute of Cancer Research,Royal Marsden Hospital, Pulham Road, London 5W3633.

12

HOOFER, Dr M., Institute of Genetics, University of Glas-gow, Church Street, Glasgow Gil 5JS.

HOPKINSON, Mr D. A., Galton Laboratory, UniversityCollege, Wolfson House, 4 Stephenson Way. LondonNWI 2HE.

HOPWOOD, Prof. U. A., John macs Institute, ColneyLane, Norwich NOR 70F.

HOSSEIN. Dr M. G., Department of Botany, University ofNigeria, Nsukka, Nigeria.

HOUGHTON. Dr J. A., Department of Microbiology,University College, Gaiway, Ireland.

HOWARD, Dr H. W., 97A Glebe Road, Cambridge CB14TE.

HOWARD, Mr P. 3., Cytogenetics Unit, Nuffield Wing.School of Medicine, University of Liverpool, P.O. Box147, Liverpool.

HOWARD-FLANDERS, Dr P., Department of MolecularBiophysics and Biochemistry, Box t957 Yale Station,New Haven, Cons. 06520, U.S.A.

HOWE, Dr T. 0. B.. Department of Bacteriology, MedicalSchool, University Walk, Bristol BSS lTD.

HOWELL, Mr W. H.. Department of Botany and PlantTechnology, Imperial College of Science and Tech-nology, Prince Consort Road, London SW7 2BB.

HUGHES, Dr D. T., Cytogenetics Unit, Institute of ChildHealth, 30 Guildford Street, London Ed.

HUGHES, Dr M. A.. University of Newcastle upon Tyne,Genetics Department, Ridley Building, Newcastleupon Tyne, NEt 7RU.

HULL, Mr P.. Department of Biology, University of Strath-clyde, Glasgow Cl.

HULTEN, Dr M. A., Regional Cytogenetics Laboratory,East Birmingham Hospital, Bordesley Grecn East,Birmingham B9 5ST.

HUMPHREYS. Dr M., Welsh Plant Breeding Station, PInsGogerddan, Near Aberystwyth, Wales SY23 3EB.

HUNT, Dr D. M., Department of Plant Biology and Micro-biology, Queen Mary College, Mile End Road, LondonEl 4NS,

HUNT, Mr 3. P., 13 Beech Rise, Sonning Common, ReadingBerkn.

HURST. Mrs C.C., Broonhurst, Worthing Road,Hc,rsham,Sussex.

HIJTCHINSON, Dr 3., Plant Breeding Institute, MariaLane, Trumpington, Cambridge.

IBRAHIM. Dr M. A., Department of Biology, University ofSulalmaniyah, College of Science, Sulaimaniyah, Iraq.

IMLAH. Mr P., Department of Animal Health, School ofVeterinary Studies, Easter Bush, Roslin, Midlothian.

INGRAM, Prof. V. M., Division of Biochemistry, Depart-ment of Biology, Massachusetts Institute of Tech-nology, Cambridge 39, Mass. U.S.A.

IZATT, Miss M. M., Blood Transfusion Service. LawHospital, Carluke. Lanarkshire MIS 5ES.

JACOB, Dr A., Bell College of Technology, Almsda Street,Hamilton, Scotland ML3 OJB.

JACOBS, Dr P. A., University of Hawaii School of Medi-cine, Department of Anatomy, 1960 East-West Road,Honolulu, Hawaii 96822, U.S.A.

.JAHAN, Miss M., Department of Botany and Microbiology,University College London, Gower Street, LondonWCIE 6BT.

JALANI, Dr B. S., School of Biology, Faculty of Science,National University of Malaysia, Kuata Lumpur 22-12,Malaysia.

JAMtRSON. Dr A., MAFF, Fisheries Laboratory, Lowes-tots, Suffolk NR 33 OHT.

JANSEN, Dr 0. 1. 0., Institute of Genetics, University ofUtrecht, Transitorium Ill. Padualaan 8, Utrecht, TheNetherlands.

JEFFRIES, Dr V., 42E Station Road, Whitstable, Kent CI'S1LG.

JENSSON, Dr 0., Blodbank, Baronstig. Reykjavik, Iceland.JESSOP, Dr A. P., Institute of Genetics, University of

Glasgow, Glasgow W2.JINKS. Prof. 3. L., Department of Genetics, University of

Birmingham, Edgbaston, Birmingham 15.

JOHNSON, Dr A. 0., National Vegetable Research Station.Welleabourne, Warwick.

JOHNSON. Miss M.. Weasex Regional Cytogenetics Unit,Pathology Department, General Hospital, SalisburySP2 7SX.

JOHNSON, Dr R., Plant Breeding Inatitute, Mans Lane,Trumpingson, Cambridge.

JOHNSTON, Dr A. W., Ward 3, Woodend General Hospi-tal. Aberdeen Teaching Hospitals, Aberdeen AB92YS.

JOHNSTON, Dr A. W. B., John Innes Institute, ColneyLane, Norwich NR4 7UH.

JOHNSTON, Dr 1. R., Department of Biochemistry, Uni-versity College London, Gower Street, London WC1E6BT.

JOHNSTON, Dr J. R., Department of Applied Micro-biology, University of Ssrathclyde, Glasgow.

JONES, Prof. D. A., Unit of Genetics. University of Hull,Hull HU6 7RX.

JONES. Dr 0. H., Genetics Department, The University,Birmingham 15.

JONES, Mr G. T., Department of Molecular and LifeSciences, Dundee College of Technology, Bell Street,Dundee DDI 1HG.

JONES. Dr 3. K., Department of Agricultural Botany, PlantScience Laboratories, University of Reading, ReadingRG6 2AS.

JONES, Dr J. S., Department of Biology. Royal Free Hospi-tal School of Medicine, University of London, SHunterStreet, London WC1N 1BP.

JONES, Dr J.T.. Department of Biochemistry, University ofGlasgow, Glasgow 012 BQQ.

JONES, Dr K., Royal Botanic Gardens, Kew, Richmond,Surrey.

JONES, Dr R. N., Department of Agricultural Botany,University College of Wales, Aberystwyth, Cards.

JONES-MORTIMER. Dr M. C., Department of Bioche-mistry, University of Cambridge. Tennis Court Road.Cambridge CB2 1GW.

KACSER, Dr H., Institute of Animal Genetics, West MainsRoad, Edinburgh 9.

KAHN, Dii., PsychiatricOenetics Research Unit, MaudsleyHospital, London SE5.

KALMUS, Dr H., Gatton Laboratory, University College.Wolfson House, 4 Stephenson Way, London NWI2HE.

KARP, Miss A., Department of Agricultural Botany, Insti-tute of Rural Science, Penglais, University College ofWalen, Aberystwyth SY23 3DD.

KARUNAKARAN, Dr V., Department of Life Sciences,Polytechnic of Central London, 115 New CavenclishStreet, London WIM 8JS.

KASIM, Mr M. H., Department of Biology, University ofMosut, Mosul, Iraq.

KEARSEY, Dr M. i.,Departmentof Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 2TF.

KEMP, Dr R. F. 0., Department of Botany. University ofEdinburgh. West Mains Road, Edinburgh 9.

KHAZEI. Dr N., 17 Khashayar Avenue, Pahlavi Avenue,Teheran 19, Iran.

KHOKHAR, Dr M. T., Paterson Laboratories, ChristieHospital and Holt Radium Institute, Manchester M209BX.

KILBEY, Dr B., Institute of Animal Genetics, West MainsRoad, Edinburgh EH9 3JN.

KILLICK, Dr R. 3., Scottish Plant Breeding Station,Pentlandfield, Roslin, Midlothian.

KIMBER. Dr G., Curtis Hall, University of Missouri,Columbia, Missouri 65201, U.S.A.

KING, Dr E. E.. Pendleton College. Salford 6, Lanes.KING, Dr J. W. B., ARC Animal Breeding Research

Organisation, West Mains Road, Edinburgh 9.KINGHORN. Dr J., Zoology Department, University of

Georgia, Athens, GA 30606, U.S.A.KINGSTON, Ms A., 112 Broomhill, Cookham, Maiden-

head, Berkshire SL6 9LQ.

KIRBY, Dr R., Department of Bacteriology, University ofBristol, The Medical School, University Walk, BristolBS8 lTD.

KIRK, Dr D. 3., Imperial Cancer Research Laboratories,Lincolns Inn Fields, [,ondon WC2.

KITCHEN, Mrs C., South West Regional Centre for Cyto-genetics. Southmead Hospital, Westbury-on-Trym,Bristol BSI0 5NB.

KNIGHTS, Mr R., Department of Biology, Polytechnic ofNorth London, Holloway Road. London N7 8DB.

KNOWLES. Dr 3. K. C., CNRS-CGM, Gif-sur-Yvette91190. France.

KOLIANTZ, Mr G., Department of Biology. University forTeacher Education, 49 Roosevelt Avenue, Teheran,Iran.

LAING, Prof. E., Department of Botany, University ofGhana, Legon, Accra, Ghana.

LAMB, Dr B. C., Botany Department, Imperial College,South Kensington. London SW7 2BB.

LAMB, Dr M. 3., Zoology Department, Birkbeck College,University of London, MaId Street. London WCI.

LAND, Mr R. B,, Animal Breeding Research Organisation,Field Laboratory, Roslin, Midlothian EH25 9PS.

LAST, Dr K. A., Department of Genetics, University ofBirmingham. P. 0. Box 363. Birmingham B15 211'.

LAU, Mr 1., 18 Larch Street, 6th Floor, Tai Kok/Sui,Kowloon. Hong Kong.

LAURENCE, Prof. K. M., Child Health Laboratories,Welsh National School of Medicine, Heath Park,Cardiff CF4 4XN.

LAW. Dr C. N., Plant Breeding Institute, Trumpington,Cambridge.

LAWLER, Dr S. D., Royal Marsden Hospital, FulhamRoad, London SW3.

LAWRENCE, Dr C. W., Department of Radiation Biologyand Biophysics, Medical School. University ofRochester. New York 14620, U.S.A.

LAWRENCE. Dr M. J., Department of Genetics, Universityof Birmingham, P. 0. Box 363, BirmIngham B 15 2'VI'.

LAWSON. Dr 3. R., Autumn, Star Hill, Woking, SurreyGU22 OEX.

LAX, Dr R., Waisman Center. 2605 Marsh Lane, Universityof Wisconsin, Madison, Wisconsin 53706, U.S.A.

LEEDHAM, Mr P., Regional Cytogenetica Laboratory,East Birmingham Hospital, Birmingham B9 5ST.

LEES, Dr D. R., Department of Zoology, UniversityCollege, P. 0. Box 78, CardIff CF1 XL.

LEFKOVITS, Dr I., Band Institute for Immunology, 487Grennacherstraase, CH 4002 Basel, Switzerland.

LEHMANN, Dr H., Addenbrookes Hospital, Cambridge.LELE, Dr K., 250 E 39th Street, Apartment bE, New

York, NY 10016. U.S.A.LERNER, Mr F., Department of Zoology. Duke University,

Durham, North Carolina 27706, U.S.A.LEUPOLD. Dr U.. Institute of General Microbiology,

Altenbergrain 21, 3013 Bern, Switzerland.LEWIS. Prof. D., Botany Department, University College,

London WCI.LEWIS, Mr E. 3., Welsh Plant Breeding Station, Pins

Gogerddan. Aberystwyth, Cards.LEWIS, Dr F. 3. W.. Department of Pathology, Southmead

Hospital. Bristol.LEWIS, Dr G., Department for External Studies, Rewley

House, Wellington Square, Oxford OX1 23A.LEWIS, Dr K. R., Botany School, South Parks Road,

Oxford.LEWIS, Dr W. H. P., Institute of Medical And Health Care,

Hong Kong Polytechnic, Hung Hom, Kowloon, HongKong.

LHOAS. Dr P., Department of Biochemistry, ImperialCollege of Science and Technology, London SW7.

LILLEY. Dr L. 3., Department of Biology, MiddlesexHospital Medical School, Mortimer Street, LondonWI.

LINDENBAUM, Dr R. H.. Department of MedicalGenetics, Oxfordslsire Area Health Authority, OldRoad, Headington. Oxford 0X3 7LE.

13

LINTS, Prof. F. A., Laboratoire de Genetique, Place Croixdu Sud 2, B-1348 Louvain-la-Neuve. Belgium.

LLOYD, Dr R. G.. University of Nottingham, Departmentof Genetics, School of Biological Sciences, UniversityPark, Nottingham NG7 2RD.

LONG. Miss S. E., Department of Animal Husbandry,Langford House, Langford, Bristol BSI8 7DU.

LONSDALE. Dr D. M.. Plant Breeding Institute, MansLane, Trumpington, Cambridge CB2 2L0.

LOPRZ-FANJUL, Dr C.. Departmento de Genetics.Facultad de Biologia. Universidad Complutense deMadrid. Madrid-3, Spain.

LOVELL, Mr D. P., MRC Laboratory Animals Centre,Woodmansterne Road, Carshalton, Surrey SM5 4EF.

LUNT, Dr M. R., Department of Biochemistry, South ParksRoad, Oxford OX1 30U.

LUPTON. Mr F. G. H.. Plant Breeding Institute, Trum-pington, Cambridge.

LUSH. Dr I. E., Biology Department, Royal Free Hospital,School of Medicine. 8 Hunter Street. London WCI.

LYON, Dr M. F., MRC Radiobiolagy Unit, Harwell, Didcot.Oxon. OXII ORD.

MCATHEY, Dr P.. Department of Applied Biology, Chel-sea College, University of London, Hortensia Road.London SWIO.

MCCARTHY, Dr 3. C., Faculty of Agriculture, UniversityCollege, Glasnevin, Dublin, Ireland.

MCCONNELL. Dr 0.3., Department of Genetics, TrinityCollege. Dublin 2.

MCDERMID, Dr E. M., 27 Trenwith Close, Spence, ACT2615, Australia.

MCDERMOTt', Dr A., South West Regional Centre forCytogenetics, Southmead Hospital, Westbury-on-Trym. Bristol BS1O 5NB.

MACDONALD, Dr D. W., Department of Genetics, Uni-versity of Cambridge. Downing Street, CambridgeCB2 3EH.

MACDONALD, Dr K. 0., Chemical Defence Establish-ment. Potion Down. Salisbury, Wilts. SP4 030.

MACDONALD, Dr M. V., Department of Botany, Down-ing Street, Cambridge CB2 3EA.

MCDONOUGH, Dr M. W., Botany Department. BedfordCollege, Regents Park. London NW1.

MCEvOY, Dr 3.3.. Department of Industrial Microbiology,Ardnsore, Stillorgan Road, Dublin 4, Ireland.

MACFARLANE-SMITH, Dr W. H., Scottish Plant Breed-ing Station. Pentlandfield, Roslin, Midlothian EH259RF.

MCGEOGH, Dr D. 3., MRC Virology Unit, institute ofVirology. Church Street. Glasgow Gil SiR.

MCGIBBON, Mr R., Department of Agricultural Botany.Plant Science Laboratories, University of Reading,Whiteknights, Reading RG6 2AS.

MACKAY, Mr 0. R., Scottish Plant Breeding Station,Pentlandfield, Roslin, Midlothian EH25 9RF.

MACKAY. Mr 1. 3., Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham BbS 2TT.

MCKENNA, Dr P. G., Department of Nursing Studies. NewUniversity of Ulster. Coleraine. Co. Londonderry,Northern Ireland BT52 ISA.

MCKEOWN, Mrs 3. A., 74 Wychwood Drive, Luton, Beds.MACKINTOSH, Mrs L. P., Regional Transfusion Centre.

Vincent Drive, Birmingham B15 2SG.MACLACHLAN, Mr 3. B., The Agricultural Institute,

Clonroche, Co. Wexford, Ireland.MCLAREN, Dr A.. MRC Developmental Biology

Department, Woltson House, 4 Stephenson Way,London NW1 2HE.

MACLEAN, Dr N. P., Department of Zoology, The Uni-versity, Southampton.

MACNAIR, Dr M. R., Department of Biological Sciences,University of Exeter, Washington Singer Laboratories,Perry Road, Exeter EX4 40G.

MCNEILLY, MrT. S., Department of Botany, University ofLiverpool, Liverpool.

MCSHEEHY, Mr T. W., Head of Department of Oncology,Life Science Research, Elm Farm, Occold, Eye.Suffolk.

14

MCWHIRTER, Dr K., Sagest SA, Crets de Champel, 1206Geneva, Switzerland.

MACE, Dr M. A., Department of Biology, Biological andMedical Sciences Building. Bassett Crescent East,Southampton SP9 3TU.

MACEFIELD, Dr A. J., Bush Johnsons Ltd., WoodhamMortimer, Maldon, Essex CM9 6SN.

MADAN, Dr K., Institute of Human Genetics, CytogeneticsLaboratory, ZP 009 Azvu Free University, DcBoaelelaan 117, 1007 MB Amsterdam, The Nether-lands.

MAHER, Dr E. P., Department of Genetics, University ofAberdeen, Aberdeen.

MAKINS, Mr J. F., Bio-Organic Research Group, Poly-technic of Central London, 115 New Cavendish Street,London W1M 8JS.

MAKOFF. Dr A. J., Department of Biochemistry, St. Mary'sHospital, Paddington, London W2.

MAKOWER, Dr M., 20 High Street. Lore, Cambridge CB29EW.

MALCOLM, Dr S., Department of Biochemistry, QueenElizabeth College, Atkins Buildings, Campden Hill,London W8 7AM.

MANI, Mr G. S., Physics Department, Manchester Uni-versity, Manchester.

MARGHAM, Dr J. P., Department of Biology, The Poly-technic, Liverpool L3 3AF.

MARKS, Dr G. E., John Innes Institute, Colney Lane,Norwich NOR 70F.

MARSDEN, Dr B., Royal Manchester Children's Hospital,Pendlebury, Lancs.

MARSDEN, Miss C. M., Department ot Genetics, Uni-versity of Birmingham, P. 0. Box 363, BirminghamB15 2'rr.

MARSHALL, Dr R. R., MRC Cell Mutation Unit, Uni-versity of Sussex, Brighton BN1 90G.

MARSHALL, Miss R., 5 Borden Road, Glasgow 013 1kB.MARTIN, Dr 0. T. M., 13 Dungallen Terrace, Kilbowie,

Oban, Argyllshire.MARTIN. Dr N. G., Department of Population Biology,

RSBS. Australian National University, Canberra2600, Australia.

MARTINDALE, Mr S. 3. B., Genetics Department, 2Tilleydrone Avenue, Aberdeen AB9 2TN.

MARTINEAU, Mrs M., Department of Clinical Research,Royal Marsden Hospital, London SW3.

MARTINELLI, Dr S. D., Department of Botany, BirkbeckCollege, University of London. MaId Street, LondonWC1E 7HX.

MARTINEZ, Dr A. J., Centro Farmacologicos y PrincipiosNaturales, Cefaprin, Serrano 661, 1414 Buenos Aires,Argenlina.

MASCIE-TAYLOR, Mr C. G. N., Department of PhysicalAnthropology, Downing Street, Cambridge.

MASON, Dr M. K., Department of Pathology, St. James'Hospital, Leeds LS9 7TF.

MASTERS, Mr T. R., 11 Scoter Close, Mallards Estate,Woodford Green, Essex.

MASTERSON, Mr J. G., Department of Pathology, Uni-versity College, Earltford Terrace, Dublin, Ireland.

MATHER, Prof. Sir K., Department of Genetics, The Uni-versity, P. 0. Box 363, Birmingham B15 2TT.

MATFAJ, Mr I. W., Genetics Department, University ofLeeds, Leeds LS2 9fl'.

MATFHEWS, Mr R. B., Department of AgriculturalBotany, University College of Wales, AberystwythSY23 3DD.

MATTINGLY, Dr P. F., The Waldrons, 27 Crawley DownRoad, Felbridge, East Grinstead, Sussex.

MAUDLIN, Dr 1., Tsetse Research Laboratory, OverseasDevelopment Administration and University ofBriatol, Langiord House, Langford, Bristol BS187DU.

MAWLE, Miss A., Department of Chemical Pathology,Westminster Medical School, 17 Page Street, LondonSWIP 2AR.

MEDVEDEV, Dr Z. A., Genetics Division, National Innti-lute for Medical Research, Mill Hill, London NW71AA.

MEREDITH, Dr R., Academic Department of Obstetricsand Gynaecology, Thorn Institute of Clinical Science,Middlesex Hospital, London W1P 7PN.

MERRtCK. Dr M., Agricultural Research Council Unit ofNitrogen Fixation, University of Sussex, Brighton BN190J.

METCALFE, Dr J. A., Stal' Tutor inBiology, The OpenUniversity, St. James House, High Street, Harbourne,Birmingham B17 9NB.

MILANI, Mr R., Instituto di Zoologia, Palazzo Betta, Pavia,Italy.

MILES, Dr J. M., Ross Institute of Tropical Hygiene, KeppelStreet, London WCI.

MILES, Dr S. .1., Ross Institute of Tropical Hygiene, Keppe'Street, London WC1.

MILLER, Mr T, F.. Plant Breeding Institute, Mans Lane,Trumpington, Cambridge.

MILLINGTON-WARD, Dr A. M., Genetisch Labors-torium der Rijksuniversiteit, Kaiserntraat 63, Leiden,Holland.

MILLS, Dr N. J., Galton Laboratories, Wolfson House, 4Stephenson Way, London NWI.

MINAWA. Mr A., Department of Genetics, Universityof Birmingham, P. 0. Box 363. BirminghamB15 2'FT.

MITCHELL, Mr A. R., MRC Clinical and PopulationCytogenetics Unit, Western General Hospital, CreweRoad, Edinburgh EH4 2XU.

MITCHELL, Dr 0., Department of Plant Biology andMicrobiology, Queen Mary College, University ofLondon, Mile End Road, London El 4NS.

MITCHELL, Mr I., Bush Johnson's Ltd., WoodhamMortimer, Maldon, Essex.

MITCHELL, Dr I., de 0., Colworth House, Unilever,Sharnbrook, Beds.

MITCHISON, Prof. N. A., Department of Zoology, Uni-versity College, London WC1E 6BT.

MITFWOCH, Dr U., Galton Laboratory, UniversityCollege, Wolfson House, 4 Stephenson Way, LondonNWI 2HE.

MONK. Ms M., MRC Mammalian Development Unit.Wolfson House, University College London, 4 Ste-phenson Way, London NW1 2HE.

MOORE, Dr D., Department of Botany, The University,Manchester 13.

MOORE, Dr K., Department of Plant Science, The Uni-versity, Newcastle upon Tyne NE1 7RU.

MOORE, MrP. D., National Institute for Medical Research,Mill Hill, London NW7.

MORGAN, Dr A. J., Centre de Genetique Moleculaire, DUCNRS. 91190 Gif-sur-Yvette, France.

MORGAN, Dr D. H., John Innes Institute, Colney Lane,Norwich NOR 70F.

MORRIS, Mr B. C., Chemical Defence Establishment,Medical Division, Porton Down, Salisbury, Wilts. SP4030.

MORRIS, Dr M. I., Department of Genetics, University ofCalifornia, Davis, California 95616, U.S.A.

MORRISON, Mr K. B., Scottish and Newcattle BreweriesLtd., Abbey Brewery, Canongate, Edinburgh.

MOSELEY, Dr B. E. B.. Department of Microbiology,School of Agriculture, University of Edinburgh,Edinburgh EH9 3JG.

MOSS, Dr J. P., Icrisat, 1-11-256 Begumpet, Hyderabad—590—016 AP, India.

MOULD, Mrs S. J., Wensex Regional Cytogenetics Unit.Salisbury General Infirmary, Salisbury, Wilts.

MOY, Mr F. H., School of Biological Sciences. University ofSussex, Falmer, Brighton BN1 90G.

MUELLER, Dr R. F., 43 South Road, Baldock, Herts.MULDAL, Mr S., Christie Hospital and Holt Radium Insti-

tute, Manchester M20 9BX.MUNDAY, Mrs M., Department of Gynaecology, St.

Thomas's Hospital Medical School, London SE17EH.

MUNDY, Mr C., School of Botany. University of Oxford.South Parks Road, Oxford OXI 3RA.

MUNSON, Dr R. J., MRC Radiobiological Research Unit.Harwell, Didcot, Berks.

MURRAY, Dr B. 0., Department of Botany and Bio-chemistry, Westfield College, Kidderpore Avenue,London NW3 7ST.

MURRAY, Dr N. E., MRC Microbial Genetics ResearchUnit, Department of Molecular Biology, West MainsRoad, EdInburgh 9.

NALINI, Miss V., Marie Curie Memorial Foundation,Research Department, The Chart, Oxted, Surrey.

NAPtER, Dr R. A., Arran Farm. Brakefleld Green, Yax-ham, Dereham Norfolk NR19 ASB.

NARAYAN, Dr R. K. J., Department of AgriculturalBotany. University College of Wales, AberyatwythSY23 3DD,

NEALE, Dr S., Courtauld Institute of Biochemistry,Middlesex Hospital, London W1P 7PN.

NELSON, Dr M., Department of Human Genetics, Uni-versity of Cape Town Medical School, Observatory7900, Cape Town, South Africa.

NELSON, Dr W. I., Max-Planck Institut für Zellbiologie,Rosenhot, 6802 Ladenborg BE!. Heidelberg, WestGermany.

NEVE, Mr R. A., Wye College. Anhford, Kent.NEVIN, Dr N. C., Department of Medical Statistics, Insti-

tute of Clinical Science, The Queen's University,Belfast BTI2 6BJ.

NEW Dr 3. K., Cambridgeshire College of Arts and Tech-nology. Cambridge CBI 2AJ.

NEWBOLD, Dr R. F., Pollards Wood Research Station.Nightingales Lane. Chalfont St. Giles. Bucks. I-IFS4SF.

NEWTON, Miss M. F., Department of Biology. MiddlesexHospital Medical School, Cleveland Street, LondonWi.

NGA, Dr B. H., Department of Botany, University ofSingapore, Bulcit Tlmah Road. Singapore 10.

NIAZI, Miss M., Department of Experimental Pathology.St. Mary's Hospital Medical School, London W2 1NY.

NICHOLS, Mr G. L., Department of Biology, PaisleyCollege of Technology, High Street, Paisley, Ren-frewahire.

NICHOLSON, Mr 0. G., Unit of Genetics, Department ofPlant Biology, The University, Hull HU6 7RX.

NORMANSELL. Dr I. D., Fermentation Development.Beecham Pharmaceuticals, Clarendon Road, Wor-thing, Sussex.

NORMANSELL, Mrs P. J. M., Polytechnic of CentralLondon, 115 New Cavendish Street, London W1M835.

NORTH, Dr J., Department of Biological Sciences, City ofLondon Polytechnic, Calcutta House Precinct, OldCastle Street. London El 7NT.

NUCKOWSKI, Mrs T., PCL Department of Life Sciences,115 New Cavendish Street, London Wi.

NURSE, Dr P. M., Department of Zoology. University ofEdinburgh. West Mains Road, Edinburgh EF19 33T.

NUTMAN, Mr P. 5.. Great Hsckwarthy Cottage, TedburnSt. Mary, Exeter, Devon EX6 6DW.

OCKENDON, Dr D. 3., National Vegetable Research Sta-tion, Welletbourne, Warwick CV35 9EF.

OCKEY, Dr C. H., Department of Cytogenetica, ChristieHospital and Holt Radium Institute, Manchester 20.

O'DONALD, Dr P., Department of Genetics, University ofCambridge. Downing Street, Cambridge CB2 3EH.

O'DONNELL, Mr S., Department of Genetics, Universityof Birmingham. P. 0. Box 363, Birmingham B15 2TF.

OLIVER. Dr S. G., The Biological Laboratory, University ofKent at Canterbury. Canterbury, Kent.

OWEN, Dr A. R. 0., New Horizons Research Foundation,10 North Sherbourne Street, Toronto 5, Canada.

OWEN, Mr R. M. L., Department of Botany. Plant SciencesLaboratories, University of Reading, Whiteknights,Reading RG6 2AS.

OWENS, Mr S. J., iodrell Laboratory, Royal BotanicGardens. Kew, Richmond Surrey,

OXFORD, Dr 0. 5., Department of Biology, The tJni-versity, York, YOI 5DD,

15

PAGE. Miss C. M.. Department of Biology, North LondonPolytechnic, Holloway Road. London N7 8DB.

PAGE. Dr M., 5 Sandhills Road, Barns. Green, Worcs.PALMER, Mr R. W., Regional Cytogenetica Unit, East

Birmingham Hospital, Bordesley Green East,Birmingham.

PANDEY, Dr K. K., Genetics Unit, Grasslands Division.DSIR, Palmerston North, New Zealand.

PANTELOURIS, Dr E. M., Department of AppliedMicrobiology and Biology, University of Strathclyde,Biology Annexe, George Street, Strathclyde.

PAPAIUANNOU, Dr V. E.. Department of Zoology, SouthParks Road, Oxford OX! 3PS.

PAPIHA, Dr S. S., Department of Human Genetics, Uni-versity of Newcastle upon Tyne, 19 Claremont Place,Newcastle upon Tyne NE2 4AA.

PARAG, Dr Y., Department of Genetics, The HebrewUniversity, Jerusalem, Israel.

PARASKEVA, Dr. C., Department of Cancer Studies, TheMedical School. University of Birmingham, P. 0. Box363, Birmingham B15 2T1'.

PARKER. Dr 3. S.. Department of Botany and Micro-biology, Queen Mary College, London El.

PARKIN, Mr C. A., Department of Genetics, University ofSheffield, Sheffield SlO 2TN.

PARRINGTON, Dr J. M., MRC Human BiochemicalGenetics Unit, The Galton Laboratory, UniversityCollege London. Wolf son House, 4 Stephenson Way.London NW1.

PARRY, Dr E. M., Department of Genetics, UniversityCollege of Swansea, Singleton Park. Swansea SA2SPP.

PARRY, Dr I. M., Department of Genetics, UniversityCollege of Swansea, Singleton Park. Swansea SA2SPP.

PARSONS, Prof. P. A.. Department of Genetics and HumanVariation, LaTrobe, University, Bundoora, Vic. 2083,Australia.

PATEMAN, Prof. 3., Department of Genetics, ResearchSchool of Biological Sciences, Australian NationalUniversity, Box 475, Canberra ACT 2601. Australia.

PATERSON, Prof. H. E., Department of Zoology. Uni-versity of Witwatersrand, 1 Jan Smuts Avenue,Johannesburg, South Africa 2001.

PATON-KELLELL, Miss 0. R., 28 Throop Lane.Templecombe, Somerset.

PAUL, Dr 3., Lismore House, 115 Kelvin Drive, GlasgowNW.

PAXMAN, Dr 0. 3., Department of Biology, University ofLancaster. St. Leonard's House, Lancaster.

PEARSON, Dr A. M.. 85A Victoria Road, Headingly,Leeds LS6 1DR.

PEARSON, Mr 3., Wessex Regional Cytogenetics Unit,Salisbury General infirmary, Salisbury. Wiltshire SF27SX.

PEARSON, Dr P. L., Department of Genetics, Institut voorAnthropogenetica, Rijkunlversitet. Wassenaarweg 62,Leiden, The Netherlands.

PELECANOS, Dr M., Department of Genetics, The Uni-versity of Patras, Patrss, Greece.

PELHAM, Mr J., Institute of Terrestrial Ecology, Unit ofTree Biology. Bush Estate, Penicuik, MidlothianEH26 0GB.

PERRY, Dr P. E.. MRC Clinical and Population Cyto-genetics Unit. Western General Hospital, Crewe Road,Edinburgh EH4 2XU.

PETERS, Dr J., MRC Radiobiology Unit, Harwell, Oxon,OX11 ORD.

PHILIP, Dr U., Department of Zoology, King's College,Newcastle upon Tyne I.

PICKTHALL, Miss V. J., Department of Cytogenetics andImmunology, Royal Marsden Hospital, London SW36JJ.

PIDDUCK, Dr H., Department of Animal Hutbandry andHygiene, Brookmans Park, Potters Bar, Herts.

PI000T, Dr P., MRC National Institute for MedicalResearch, MIII Hill, London NW7 1AA.

PINK. Mr D. A. C., Department of Genetics, University ofBirmingham. P. 0. Box 363. Birmingham BlS 2TF.

16

PIPERAKIS. Mr S., Department of Biochemistry, Uni-versity of Liverpool, P. 0. Box 147, Liverpool L693BX.

PLACK. Dr A.. County of Stafford Training College,Madeley, Nr. Crewe, Staffs.

POLANI, Prof. P. E., Paediatric Research Unit, Guy'sHospital Medical School, London SE!.

PONTECORVO. Prof. G., Imperial Cancer Rtsearch Fund,Linroln's Inn Fields, London WC2.

POONI, Mr 0. 5., Department of Geoetic. University ofBirmingham, P. 0. Box 363. Birmingham B15 2TT.

POONI, Dr H. S.. Department of Genetics, University ofBirmingham, P. 0. Box 363, Birmingham B15 2TF.

POPE, Dr F. M.. 59A Lee Road, Blackheath, London SE3.PORTEOUS, Dr D. D., Red Lion Farm. Caxton,

Cambridge.POSSAMAI, Mrs A. M., Simonstone Cottage, Coity,

Bridgend. Mid Glamorgan CF35 6EE.POULTER, Dr R. T. M., Department of Biochemistry,

University of Otago, Dunedin, New Zealand.POVEY, Miss M. S., Gallon Laboratory, University College,

Wolf son House London NW!.POWELL, Mr D. 3., Genetics Laboratory, Department of

Biochemistry, University of Oxford, South ParksRoad, Oxford OX1 3QU.

POWELL, Mr 3. C., Cherry Valley Farms Ltd., Rothwell,Lines.

PRAKASH, Dr V.. University of Malaya, Pantai Valley.Kuala Lumpur, Malaya.

PRESTON, Mrs V.0., institute of Virology, Church Street.Glasgow Gil 5JR.

PRESTON, Mr R. J., Biological Division, Oak RidgeNational Laboratory, P. 0. Box V. Oak Ridge,Tennessee 37831, U.S.A.

PRICE, Dr D. S., Department of Biological Sciences, Ply-mouth Polytechnic, Drake Circus, Plymouth PL48AA.

PRINGLE, Dr C, R., Institute of Virology, Church Street,Glasgow Wt.

PRITCHARD, Dr D. 3., Department of Human Genetics,The University, 19 Claremont Place, Newcastle uponTyne NE2 4AA.

PRITCHARD, Prof. R. H., Department of Genetics, Uni-versity of Leicester, University Road, Leicetter.

PRITCHARD, Dr T., Nature Conservancy, Headquartersfor Wales and Bangor Research Station, PenrhosRoad, Bangor, Caerns.

PUGH. Mr J. E.. National Institute for Medical Research.Mill Hill. London NW7 1AA.

PURDOM, Dr C. E., MAFF, Fisheries Laboratory. Lowes-loft, Suffolk.

PUSEY, Dr J. G., Room 1011, Civil Service Department,Alencon Link, Basingstoke, Hants RG21 1JB.

QUEIROz, Dr C. A. B., Faculdade Cienci as, R EscolaPolitecnica, Lisbon, Portugal.

RACE, Dr R. R.. MRC Blood Group Unit, UniversityCollege London, Wolf son House, 4 Stephenson Way,London NW! 2HE.

RADFORD, Dr A.. Department of Genetics, University ofLeeds, Leeds LS2 9JT.

RAEBURN, Dr I. A., University Department of HumanGenetics, Western General Hospital, Edinburgh EH42HU.

RAND, Mr K.. Glaxo Operations UK Ltd., Ulverston,Cumbria LA12 9DR.

REDFERN. Mr C. P. F.. Department of Genetics, Uni-versity of Cambridge, Downing Street, Cambridge.

REES, Prof. IL, Department of Agricultural Botany. Uni-versity College of Wales, Aberystwyth SY23 3DD.

REES, Dr R. W., Genetics Laboratory, Department ofBiochemistry, University of Oxford, South ParksRoad, Oxford OX1 3QU.

REEVE, Dr E. C. R., Institute of Animal Genetics, King'sBuildings, Edinburgh 9.

REEVES, Mr B. R., 53 Thirlmere Gardens, South Kenton.Middlesex.

REHIM, Mr M. A. H. A., P.O. Box 22523, El Safat, Kuwait.RENWtCK, Dr S. H., Preventative Teratology Unit, London

School of Hygiene and Tropical Medicine, KeppelStreet, London WC1E 7HT.

REVELL, Dr S. H., Department of Physics, Institute ofCancer Research, Clifton Avenue, Sutton SM2 5PX,Surrey.

RHODES Mr P. M., Pfizer, Ltd.. Sandwich, Kent.RICHARDS, Dr G. P., Department of Genetics, University

of Cambridge, Downing Street. Cambridge CB2 3EH.RICHMOND. Dr M. H., Department of Bacteriology, The

Medical School, University Walk, Bristol BS8 1TH.RICHOLD, Mrs M., Cell Biology Department. Huntingdon

Research Centre, Huntingdon, Cambs.RIDGE WAY. Mrs G., 27 Naverne Meadows, Woodbridge.

Suffolk 1P12 1HU,RIDLER, Mr M. A. C., Kennedy-Galton Centre, Harper-

bury Hospital, Harper Lane. Shenley, Radlett, Herts.WD7 OHO.

RILEY, Dr R.. Agricultural Research Council, 160 GreatPortland Street. London WiN 6DT.

RILEY, Mrs S. M., Royal Hospital for Sick Children,Sciennes Road, Edinburgh EH9 1LF.

RITCHIE, Prof. D., Department of Genetics, University ofLiverpool, Liverpool L69 SBX.

ROBERTS, Dr A. V., Department of Biological Science,N.E. London Polytechnic. Rosnford Road, LondonElS 4LZ.

ROBERTS, Dr C. F., Department of Genetics, University ofLeicester. Leicester.

ROBERTS, Dr D. B., Genetics Laboratory, Department ofBiochemistry, University of Oxford, South ParksRoad, Oxford OX! 3QU.

ROBERTS, Prof. D. F., Laboratory of Human Genetics,University of Newcastle, 19 Claremont Place,Newcastle upon Tyne 2.

ROBER't'S, Dr 3. A., Paediatric Research Unit, CameronHouse. Guy's Hospital Medical School. LondonSE!.

ROBERTS. Ms L. M., Institut für Mikrobiologie und Rio-chemie der Univeraitaet Erlangen Nuernberg, Eger-landstrasse 7, D852 Erlangèn, West Germany.

ROBERTS, Dr R. C., Institute of Animal Genetics, WestMains Road, Edinburgh EH9 3JN.

ROBERTS. Mrs M. D., 21 Springfield Avenue, Newport,Shropshire TF1O 7HP.

ROBERTSON. Dr A., Institute of Animal Genetics. WestMains Road, Edinburgh 9.

ROBERTSON, Prof. F. W., Department of Genetics. TheUniversity. Aberdeen AB9 lAS.

ROBINOW, Dr C. R.. Department of Bacteriology, Uni-versity of Western Ontario, London. Canada.

ROBSON, Dr E. B., Galton Laboratory, University College,Wolfson House, 4 Stephenson Way, London NW12HE.

ROPER. Prof. J. A., Department of Genetics, The Uni-versity, Sheffield 10.

ROSCOE. Dr D. H., Department of Botany and Micro-biology, University College London, Gower Street,London WC1.

ROSTRON, Mr .1, Department of Biology, North EastLondon Polytechnic, Romford Road, London E154LZ.

ROWBURY, Dr R. 3., Department of Botany. UniversityCollege, Gower Street, London WC!.

ROWELL, Dr M. S., Department of Zoology, University ofDurham, Science Laboratories. South Road, DurhamDH1 3LE.

ROWLANDS, Dr R. T., Glaxo Laboratories Ltd., Ulver-aton, Lancashire LAI2 9DR.

ROWLEY, Dr 3. D., Department of Medicine, University ofChicago, Chicago, Illinois 60637, U.S.A.

RUDD. Mr B. A. M., John Innes institute. Colney Lane.Norwich NR4 7UH.

RUDDICK, Mr D. P., 4 Argyll Avenue, Curzon Park.Chester CH4 8AL.

RUSSELL, Dr G. 3., Institute of Virology, Church Street,Glasgow Gil SiR,

SACHS, Prof. L., Department of Experimental Biology,Weiemann Institute of Science, Rehovoth, Israel.

SAMSON, Dr A. C. R., Department of Genetics, RidleyBuilding, University of Newcastle upon Tyne NEI7RU.

SAMUEL, Dr C. J. A., Forestry Commission ResearchStation, Roslin, Midlothian EH25 9SY.

SANDS. Dr M. E., Department of Medical Oncology, St.Bartholomew's Hospital, West Smithfield, LondonECIA 7.

SANG. Mrs H. M., 25A Arlington Street. Cambridge, Mass.0124(1, U.S.A.

SANG, Prof. J. H., School of Biological Sciences, Universityof Sussex, Falmer, Brighton, Sussex.

SANDER. Dr R., MRC Blood Group Unit, UniversityCollege London. Wolfson House, 4 Stephenson Way,London NWI 2HE.

SANSOME. Dr F. W., 3 Roydon Road, Diaa, Norfolk.SANSOME. Dr E., 3 Roydon Road, Dim, Norfolk.SASTRY, Mr C. R., Depsrtment of Genetics, The Uni-

versity, Leeds 2.SATO. Mr 3. D., Genetics Laboratory, Biochemistry

Department, Oxford University, South Parks Road,Oxford.

SAUNDERS, Dr J. R., Department of Microbiology, LifeSciences Building, University of Liverpool, LiverpoolL69 3BX.

SAVAGE, Dr J. R. K.. MRC Radiobiology Unit, Harwell,Didcot. Oxon. OXI1 ORD.

SCAIFE, Dr I. G., MRC Microbial Genetics Research Unit.West Mains Road, Edinburgh 9.

SCARRO'I'I', Miss C. H., Department of Genetics, Uni-versity of Birmingham P. 0. Box 363. BirminghamB15 2TF.

SCAZZOCCHIO, Dr C., University of Essex, Departmentof Biology, Wivenhoe Park, Colcheater C04 3S0.

SCHARLOO, Prof. W., Institute of Genetics, University ofUtrecht, Transitorium 111, Padualaan 8, Utrecht, TheNetherlands.

SCHWEIZER-HESS, Mrs C. R., Metternichgasse 3/20.1030 Wien. Austria.

SCO'rF-EMUAKPOR. Dr M. B., Genetics ResearchLaboratory, Department of Botany, University ofIbadan, Ibadan, Nigeria.

SEABRIGHT. Dr M., Wessex Regional Cytogenetica Unit,General Hospital. Salisbury. Wiltshire.

SEALY-LEWIS, Dr H. M., Department of Biology, Uni-versity of Essex. Wlvenhoe Park, ColchetterCO4 3SQ.

SEAP.LE, Dr A. G., MRC Radiobiology Unit, Harwell,Didcot. Oxon. DXII ORD.

SEARLE, Mr 3. B.. Department of Genetics, 2 TillydroneAvenue. Aberdeen AB9 2TN.

SEKLA. Dr B., Albertou 4, Prague 11, czechoslovakia.SELLER, Dr M. J., Paediatric Research Unit. Prince Philip

Research Laboratories Guy's Hospital Medical School,London SEI 9RT.

SEMEONOFF. Dr R., Department of Genetics. The Uni-versity, Leicestrr LEI 7RH.

SENATHIRAJAH. Mrs S., Department of Botany, Uni-versity of Colonibo, Thurston Road. Colombo 3, SriLanka.

SEUANEZ. Dr H., MRC Clinical and Population GeneticsUnit, Western General Hospital, Crewe Road, Edin-burgh EH4 2XU.

SEWELL, Mr D. F., Department of Psychology, The Uni-versity, Hull.

SHAHRIARI. Dr H.. Biology Department, Free Universityof Iran, P. 0. Box 3059. Teheran. Iran.

SHAM!. Dr S., Department of Zoology. GovernmentCollege. Lahore. Pakistan.

SHAPIRO, Dr 3. A., Unite de Genie Genetique. InstitutPasteur, 28 Rue de Dr Rnux, 75724 Pant, Cedex 15,France.

SHAW. Dr D. S.. School of Plant Science, UniversityCollege, Bangor, Wales.

SHAW, Mr M. W., School of Biological Sciences, Universityof East Anglia, Norwich NR4 7T3.

SHEER, Miss D., GenetIcs Laboratory, Department ofBiochemistry, University of Oxford, South ParksRoad. Oxford DXI 30U.

17

SHELTON, Mr M., Department of Genetics, MarkhamLaboratories, Claremont Street, The University,Newcastle upon Tyne NE1 7RU.

SHERRATI', Dr D. 3., School of Biological Sciences. Uni-versity of Sussex, Falmer, Brighton BN1 90G.

SHIRE, Prof. 3., Department of Biology, University ofEssex, Colchenter C04 3SQ.

SHIRIN, Miss M., Department of Botany and Plant Tech-nology, Imperial College of Science and Technology.Prince Consort Road, London SW7 2BB.

SHORROCKS, Dr B., Department of Zoology, The Uni-versity, Leeds L52 9jT.

SIMMONDS, Dr N. S., Edinburgh School of Agriculture,West Mains Road, Edinburgh EH9 310.

SIMPSON, Dr I. N.. Microbiology Division. Glaxo ResearchLtd., Greenford, Middlesex UB6 OHE.

SIGUNFARDOTTIR, Miss S., Fladervager 1, 71190Lindesberg, Sweden.

SINGER, Dr J. D., 45 Campden Hill Court, Campden HillRoad, London W8.

SKALINSKA. Dr M., Department of Genetics, The Uni-versity, Cracow. Poland.

SKIBINSKI, Dr 0. 0. F.. Department of Genetics. Uni-versity College of Swansea, Singleton Park, SwanseaSA2 8FF.

SKINNER, Dr R., Department of Human Genetics, West-ern General Hospital, Edinburgh EH4 2HU.

SLIWOWSKA, Dr 3. F., Cytogenetics Laboratory. Haema-tology Department. Royal Perth Hospital, WellingtonStreet, Perth, Western Australia.

SMART, Dr 1., Department of Botany, The University,Southampton, Hants.

SMITH, Dr B. R., Department of Genetics. Zoology Build-ing, University of Aberdeen, 2 Tilleydrone Avenue,Aberdeen.

SMITH, Prof. C. A., Dalton Laboratory. University College,Wolfson House. 4 Stephenson Way. London NWI2HE.

SMI1'H. Dr C., 4 Alnwick Hill Road, Edinburgh 9.SMITH, Dr D. A., Department of Genetics. Univeraity of

Birmingham. P. 0. Box 363. Birmingham 015 2Tr.SMITH. Mrs .1., 5 East Park Avenue, Holderness Road, Hull

HU8 9AD.SMITH, Dr J. D., Laboratory of Molecular Biology, Uni-

versity Postgraduate Medical School, Hills Road,Cambridge.

SMITH, Prof. 3. M., School of Biological Sciences. Uni-versity of Sussex. Falmer, Brighton BN1 90G.

SMITH, Mrs M., Norfolk and Norwich Hospital, St.Stephen's Road, Norwich NOR 53A.

SMITH, Mrs S. M., School of Biology. University of Sussex,Falmer. Brighton, Sussex.

SMITH-KEARY, Dr P. F.. Department of Genetics, TrinityCollege. Dublin, Eire.

SMYTHE. Dr R., 339 Kingston Road, Ewell, Epsom, SurreyKTI9 OBP.

SNAPE. Dr 3. W., Plant Breeding Institute, Cambridge CB22L0.

SNAYDON, Dr R. W., Agricultural Botany Department,The University, Reading RG6 2AS.

SNEATH. Mrs 3. 5., Sunnyfield, Southmeads Drive, Oadby,Leicesler.

SNEATH, Dr P. H. A., MRC Microbial SystematicsResearch Unit, University Road, University of Lei-center, Leiceater.

SNOW, Dr M. H. L., MRC Mammalian Development Unit.Wolfson House, Stephenson Way. London NW1.

SOBELS, Prof. S. H., Department of Radiation Genetics,The University, Wasaenaarseweg 62, Leiden, TheNetherlands.

SOLOMON, Dr K.. Imperial Cancer Research Fund,Lincoln's Inn Fields, London WC2A 3PX.

SOLOMON. Miss R. M., Scottish Plant Breeding Station,Pentlandfield. Roslin, Midlothian EH25 9RF.

SOUTHERN, Dr D. I., Department of Zoology, The Uni-versity. Manchester M13 9PL.

SPARROW. Dr 3. C., Department of Biology, University ofYork, York YOI 5DD.

SPATHAS. Dr 0., Department of Biology, Medical School,University of Patras. Greece.

18

SPEARMAN, Mr IL I. C., UniversityCollege, DermatologyDepartment, Hospital Medical School, London WCI.

SPEED, Mr R. M., MRC Clinical and Population Cyto-genetics Unit. Western General Hospital, EdinburghEH4 2XU.

SPENCER. Mr 3. W., Department of Genetics, DowningStreet, Cambridge CB2 3EH.

SPOOR, Dr W., Edinburgh School of Agriculture, WestMains Road, Edinburgh EH9 3JG.

SPRAGG, Miss 3. H.. Genetics Laboratory, Department ofBiochemistry, South Parks Road, Oxford OX1 30U.

SPRATr, Dr B., Department of Genetics, School of Bio-logical Sciences, University of Leiceater, AdrianBuilding, University Road, Leicester LE1 7RN.

SQUIRE. Mr 3. A., Kennedy-Gallon Centre, HarperburyHospital, Harper Lane, Radlett, Herts. WD7 9HQ.

SRAM, Dr R., Institute of Hygiene, Srovarova 48, Prague10, Czechoslovakia.

STACEY, Prof. IC. A., University Biology Laboratories,University of Kent, Canterbury.

STAFFORD, Miss A. M., John lnnet Institute, Colney Lane,Norwich NR4 7Ul-l.

STEVENSON. Dr A. C., Old Laboratories, Royal NorthernInfirmary, Inverness, Scotland.

STEWARD, Dr R. C., Centre for Overseas Pest Research.College House, Wrights Lane, London W8 5SJ.

STEWART, Dr A. D., Department of Chemical Pathology,University of Leeds, Leeds LS2 9NL.

STEWART, Dr G., 129 Roseberry Road, London N10 2LD.STEWART, Mrs J. A., Department of Genetics, University

of Leeds, Leeds LS2 9JT.STIRLING, Miss 3. D., Department of Genetics, University

of Newcastle upon Tyne, Ridley Building, Newcastleupon Tyne NEI 7RU.

STOCKER, Dr B. A. D., Department of Medical Micro-biology, Stanford University, Stanford, California94305, U.S.A.

STtJTFARD, Dr C., Department of Microbiology, Facultyof Medicine, Dalhousie University, Halifax NS,Canada.

SUBAK-SHARPE, Prof. J. H., Institute of Virology,Church Street, Glangow Gil SiR.

SUTHERLAND, Dr G. It., Cytogenetics Unit. Departmentof Histopathotogy, Adelaide Children's Hospital (mc),72 King William Road, North Adelaide, SA 5006,Australia.

SVEJGAARD, Dr A., Tissue-Typing Laboratory,Rigshospitatet, Blegdamsvej 9, DK-2100, Copen-hagen 0, Denmark.

SWALLOW, Dr D. M., MRC Human Biochemical GeneticsUnit. Gallon Laboratory, University College London,Wolfson House, Stephenson Way. London NW1 2HE.

SWtNDELL, Miss i. A., Paterson Laboratories, ChristieHospital and Molt Radium Institute, Manchester M209BX.

SYMONDS, Prof. N. D., Department of Biological Sciences,University of Sussex, Falmer, Brighton, Sussex.

TAIT, Dr A., Institute of Animal Genetics, Went MainsRoad, Edinburgh EH9 3JN.

TALMUD, Dr P., Imperial Cancer Research Fund,Burtonhole Lane, London NW7.

TANNER, Prof. .1. M., Institute of Child Health, 30 Guild.ford Street. London WCI.

TAYLOR, Dr A,, 44 Audrey Gardens, North Wembley,Middlesex MAO 3TG.

TAYLOR, Dr A. M. R., Department ofCancer Studies.Medical School. Birmingham B15 2TJ.

TAYLOR. Dr St. C. S., ARC Animal Breeding ResearchOrganisation, West MainsRoad, Edinburgh 9.

TESS, Dr G., Department of Brewing and BiologicalSciences, Heriot-Watt University, Edinburgh EH11HX.

TEESDALE, Miss P., North London Blood TransfusionCentre, De8nsbrook Road, Edgeware, MiddlesexHA8 9BD.

TEMPEST, Dr P. R., 2203, Whitley Drive, Durham, NC27707, U.S.A.

TEOH, Dr S. B., Department of Genetics and CellularBiology, University of Malaya, Kuala Lumpur 22-il,Malaysia.

THACKER, Dr.!., MRC Radiobiology Unit, Harwell, Did-cot, Oxon. OXI1 01W.

THEIVENDIRARAJAH, Prof. K., Department of Botany,University of Jaffna-Sri-Lanka. Thirunelveli, iaffna,Sri Lanka.

THODAY, Prof..!. M., Department of Genetics, Universityof Cambridge, Downing Street, Cambridge CB2 3EH.

THOMAS, Dr H., Welsh Plant Breeding Station, PlasGogerddan, Aberystwyth. Dyfed.

THOMAS, Dr R. L., 7 Whittal Street, Kings Sutton, Bars-bury. Oxon.

THOMAS. Mitt S. M., Wakehurst Place, Royal BotanicGardens, Kew Ardingly, Haywards Heath, Sussex.

THOMPSON, Dr J. N., Department of Zoology, Universityof Oklahoma, Norman, Oklahoma 73069, U.S.A.

THOMPSON, Dr R., Institute of Virology, Church Street,Glasgow Gil SiR.

THORPE, Dr 1. P., Department of Marine Biology, Uni.versity of Liverpool, Port Em, Iae of Man.

THRELFALL. Dr K. .1., Botany Department, ImperialCollege. London SW7.

TILLING. Mr S. M., Leonard Wills Field Centre, Nettle.combe Court, Near Williton, Taunton, Somerset.

TILLS, Mr D., Scrotogical and Biochemical Genetics Unit.British Museum of Natural History, London SW7SBD.

TtLNEY-BASSETr, Dr R. A. E., Department of Genetics,University College of Swansea, Singleton Park,Swansea, Wales.

TIMMIS, Mr 1. N., Department of Botany. UniversityCollege, Belfield. Stillorgan Road, Dublin 4.

TtMSOr', Dr I., Department of Medical Genetics, MedicalSchool, Stopford Building, University of ManchesterM13 9PL.

TIPPET!', Dr P., MRC Blood Group Unit. UniversityCollege London, Wolfson House, 4 Stephenson Way,London NW1 2HE.

TODD, Mr N. K., Department of Biological Sciences, Uni-versity of Exeter, Hatherly Laboratories, Prince ofWales Road, Exeter, Devon EX4 4PS.

TOWNER. Dr K. 3., Department of Microbiology, Uni-versity Hospital, Nottingham NG7 2UH.

TOWNSEND, Miss M. E., 27 Kingsbury Avenue, St.Alban's, Herts.

TRUSLOVE, Dr G. M., Depsrtment of Animal Genetics.University Cotlege, Wolison House. Stephenson Way,London NWI 2HE.

TUITE. Mr M. F., Department of Biological Chemistry,College of Medicine. University of Catifornia, Irvine.California 92717, U.S.A.

TURNBULL, Dr D., National Cancer Institute. Building 37,Room 2A 13, National Institute of Health, Bethesda,Maryland 20014, U.S.A.

TURNER, Dr I. R. G., Department of Genetics, Universityof Leeds, Leeds LS2 9JT.

'I'WEATS, Dr C., Glaxo Research, Harefield, Middlesex.1'YE. Miss R. .1, Finham Regional Laboratory, St. Martins

Road, Finham, Coventry CV3 6PR.TYPAS, Dr M. A., Biology Department. University of

Athens, Panepistimioupolia-Kouponia, Athens (621),Greece.

UNRAU, Dr P., Biology Branch. Atomic Energy of CanadaLtd., Chalk River Laboratories, Chalk River, Ontario,Canada.

UPSHALL. Dr A., Department of Biology. University ofLancaster, St. Leonard Gate, Lancaster.

VALEN. Prof. 1. M., Van. Biology Department, Universityof Chicago. 1103 E. 57th Street, Chicago 111 60637,U.S.A.

VALENTINE. Mr B. P., Beecham Pharmaceuticats, Tech-nical Planning and Development, Cavendish Road,Worthing. Sussex.

VALENTINE, Mrs 3. C., Beecham Pharmaceuticals,Clarendon Road, Worthing, Sussex BNI4 8011.

VASSILOPOULOS, Dr D., Department of Neurology,Athens University, Eginition Hospital, 74 Vast SofiasAvenue, Athens 611, Greece.

VATE, Dr C. Van de, Genetisch Institut, Transit), Padu-alaan 8, Dc Uithof, Utrecht, Holland.

VEAL, Mr D., Department of Plant Biology and Micro-biology,Queen Mnry College. Mile End Road, LondonEl 4NS.

VIVIAN, Dr A., School of Biological Sciences, ThamesPolytechnic, Wellington Street, London SEI8 6PF.

V0USDEN, Miss K. H., Department of Plant Biology andMicrobiology, Queen Mary College, Mile End Road,London El 4NS.

WANES, Dr J. G., Plant Sciences Department, Universityof California, Riverside, California 92502, U.S.A.

WALKER, Dr .1. T., Trevor Walker (Consultants) Ltd., TheHouse on the Hill, Nanhill Drive, Wooclhouae Eaves,Charowood Forest, Leics. LEI2 8TL.

WALKER, Dr L. M. S., Department of Cytogenetics, RoyalMarsden Hospital, Fulham Road, London SW3 6JJ.

WALKER, Dr S., Cytogenetics Unit. Nuffield Wing, Schoolof Medicine, University of Liverpool, Liverpool L693BX.

WALL, Dr A. M., 81 Bicester Road, Long Crendon, Ayles-bury, Bucks.

WALLACE, Mrs B. M. N., Department of Genetics, Uni-versity of Birmingham. P. 0. Box 363, BirminghamB15 2TF.

WALLACE, Dr M. E., Department of Genetics, Universityof Cambridge, Downing Street, Cambridge CR2 3EH.

WALLIS. Mr G. P., Department of Genetics, NSBW,Singleton Park, Swansea SA2 8PP.

WARBUEG, Mr R. S., Department of Genetics, Universityof Birmingham, P. 0. Box 363, Birmingham BIS 2'TT.

WARD, Dr R. D., Department of Human Sciences, Lough-borough University of Technology, Loughborough,Leics. LE11 3m.

WARGENT, Mcxl. M., Department of Genetics. Universityof Sheffield, Sheffield Sit) 2TN.

WARR, Dr J. R., Department of Biology, The University.Heslington, York.

WATERS, Dr H.. Coconut Industry Board, P. 0. Box 204,Kingston 10. Jamaica, West Indies.

WATEIN, Dr I. M., Y Ty Gwyn, Waunfawr, Aberyatwyth,Dyfed.

WATKINS, Dr R., East Mailing Research Station, EastMaIling, Maidstone, Kent.

WATKINS, Dr W. M., Clinical Research Centre, Division ofImmunochemical Genetics, Watford Road, Harrow,Middlesex HAl 3UJ.

WATSON, Dr B., Department of Dermatology, St. HelierHospital, Wrythe Lane. Carshalton. Surrey.

WATSON, Dr G. E., 34 Balmore Drive. Caversharn. Read-ing. Berks.

WATSON, Dr W. A. F., Genetics Department, MarischalCollege. Aberdeen.

WATI', Miss J. L., Medical Genetics Unit, Department ofGenetics, Medical School Buildings, Foresterhill,Aberdeen AB9 2ZD.

WEBB, Dr T. P., Department of Human Genetics, Uni-versity of Birmingham, Birmingham Maternity Hospi-tal. Birmingham B15 2TG.

WELLS, Dr R. S., Institute of Dermatology, Lisle Street,London WC2.

WELLS WOOD, Mr P.R., Metabolic Unit, Western GeneralHospital. Edinburgh EH4 2XU.

WEST, Miss C. M., Department of Child Health, St George'sHospital Medical School, Cranmer Terrace, LondonSWI7 ORE.

WEST, Dr J. D., Sir William Dunn School of Pathology,University of Oxford, South Parks Road. Oxford OXI3RE.

WESTCOTI', Mr B., Plant Breeding Institute, Trumpington,Cambridge CR2 210.

WESTPHELINO. Miss i. John Innes Institute, ColneyLane, Norwich NR4 7UH.

WHATMOUGH. Miss J., Murlough Nature Reserve,Dundrum Newcastle, Co. Down. N. Ireland.

WHEALS, Dr A. E., School of Biological Sciences, Uni-versity of Bath, Claverton Down. Bath BA2 7AY.

WI4ITEHORN, Mr M. A. F., Department of Plant Biologyand Microbiology, Queen Mary College. Mile EndRoad, London El 4NS.

WHtTEHOUSE. Dr H. L. K., Department of Botany, Uni-versity of Cambridge, Botany School, Downing Street,Cambridge CB2 3EA.

WHITI'INGTON, Prof. W. J., School of Agriculture. SuttonBonnington, Loughborough, Leics.

WHITTLE. Dr J. R. S., School of Biological Sciences, Uni-versity of Sussex, Falmer, Brighton BNI 90G.

WICKRAMARATNE. Dr G. A., I.C.I. Ltd., Central Toxi-cology Laboratory, Long Term Toxicity Section,Alderley Park. Near Macclesfield, Cheshire 5Kb 4TJ.

WICKRAMARATNE, Dr M. R. T., 43/1 VivekanandaRoad, Colombo 5, Sri Lanka.

WIGAN, Mr L. G., OffweIl House, near Honiton, Devon.WILKIE, Dr D., Botany Department, University College.

London.WILKIE. Dr N. M.. Institute of Virology, Church Street,

Glasgow 011 SiR.WILKINS. Dr B. M., Department of Genetics. The Uni-

versity, Leicester LEI 7RH.WILLIAMS, Mr B., Department of Microbiology, Uni-

versity College Galway, Gaiway, Ireland.WILLIAMS, Dr E. M., 288 Whitchurch Road, Cardiff,

Wales.WILLIAMS, Ms E. N. D., Department of Biological

Sciences, Exeter University, Exeter EX4 4PS.WILLIAMS, Dr J. F.. Department of Biological Sciences,

Carnegie-Mellon University, 4400 Fifth Avenue,Pittsburgh PA15213, U.S.A.

WILLIAMS, Dr M. A., 5 Croft End, Letcombe Regis,Wantage, Berks.

WILLIAMS, Mrs M. E., Department of Genetics. Universityof Cambridge, Downing Street, Cambridge CB2 3EH.

WILLIAMS, Mr P., Department of Genetics, School ofBiological Sciences, University of Leicester, AdrianBuilding, University Road, Leiceater LEI 7RH.

WILLIAMS, Prof. W., Department of Agricultural Botany,Plant Sciences Laboratories, The University, White-knights, Reading RG6 2AS.

WILLIAMSON, Dr D. H., NIMR. Mill Hill, LondonNW7.

WILLIAMSON, Ms E. M., Southampton Children's Hospi-tal, Southampton S09 4WR.

WILLIAMSON, Prof. M. H.. Department of Biology, Uni-versity of York, Heslington, York.

WILLOTF, Mr G. M., Metropolitan Police Forensic ScienceLaboratory, 109 Lambeth Road, London SE) 7LP.

WILLS, Dr A. B., Scottish Horticultural Research Institute,lnvergowrie, Dundee DD2 5DA.

WILSON, Mr G. B., Imperial College Field Station, SilwoodPark, Ascot, Berks.

WILSON. Mr R. H., Institute of Genetics, University ofGlasgow, Glasgow W2.

WITCOMBE, Dr J. R., School of Plant Biology, UniversityCollege of North Wales, Bangor.

WITHERS, Mr R. F. J., Department of Biology Applied toMedicine, Middlesex Hospital Medical School,London WI.

WOLFE. Mr J., ICR F, Burtonhole Lane, Mill Hill, LondonNW7.

WOLSTENHOLME. Dr D. R., Department of Biology,University of Utah, Salt Lake City. Utah 84)12,U.S.A.

WOLSTENHOLME. Dr 3., Cytogenesics Laboratory,Department of Pathology, Ninewell's Hospital, Medi-cal School, Dundee DD2 1UB.

WOOD, Dr R. J., Zoological Laboratories, The University,Manchester 13.

WOODHEAD. Mrs B., 7 Waterloo Place, Machen. New-port, Monmouthshire.

WOODROW, Dr J. C., University of Liverpool, Depart-ment of Medicine, Ashton Street, P. 0. Box 147,Liverpool L69 3BX.

WOODS, Mr R. A., Department of Biology, University ofWinnipeg, Winnipeg, Manitoba. Canada.

19

20

WREN, Dr P.3.3., 'Monkagate',Hardacre Lane, Whittle-le-Woods, Near Chorley, Lancs.

WRIGHT, Mr A. I., Plant Breeding Institute, Maria LaneTrumpington, Cambridge CR2 2W.

WRIGHT, Mr W. C., Sloan-Kettering Institute for CdncerResearch, Human Tumor Cell Laboratory, WalkerLaboratory, 145 Boston Post Road, Rye, NY 10580.U.S.A.

WYSE. Mr 3. 1., Department of Plant Biology and Micro-biology, Queen Mary College, Mile End Road, LondonEl.

YOUNG, Mr C., Plant Breeding Institute, Cambridge CB22W.

YOUNG, Mr C. R., Queen Elizabeth College, Campden HillRoad, Kensington, London W8 7AH.

YOUNG, Mr C. S. H., Department of Microbiology, Collegeof Physicians and Surgeons, Columbia University, 620West 169 Street. New York 10032, U.S.A.

YOUNG, Dr 0. B., ARC Animal Breeding ResearchOrganisation, West Mains Road. Edinburgh EH9 3JN.

YOUNG, Dr I. D., Section of Medical Genetics, UniversityHospital of Wales, Heath Park. Cardiff CF4 4XW.

YOUNG, Dr R. C., Applied Science Department, BrightonTechnical College, Brighton BN2 2SZ.

YTrERBORN, Dr K. H., Institute of Genetics, Universityof Stockholm, Box 6801, S-113 86 Stockholm,Sweden.

ZARITSKY, Dr A., do Prof. R. M. MacNab, Departmentof Molecular Biophysics and Biochemistry. Yale Uni-versity, Box 1937, Yale Station, New Haven, Connec-tIcut 06520, U.S.A.

This list was compiled on March 211980 from she mailing list held at the Institute of Biology. Any changes of name, addresn ortitle or any other amendments to the list should be notified to Mrs 3. Young, Genetical Society, c/o Institute of Biology, 41Queen's Gate, London Wi. Enquiries regarding membership and membership proposals should be directed to theMembership Secretary, Dr G. H. Jones, Genetics Deparsmens, University of Birmingham, Birmingham Bl5 211'.