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Regarding the collection and exchange of wheat samples around the world with descriptions of wheat types and local growing practices and conditions, lists, location maps and charts of wheat types, trials, growing results etc, 1928-1942.

'Genetic and Cytological Studies in Wheat. I.', by A E Watkins, BA from the Journal of Genetics, Vol xiv, No. 2, Aug 1924 'Genetic and Cytological Studies in Wheat. III.', by A E Watkins, MA from the Journal of Genetics, Vol xviii, No. 3, Aug 1927 'Genetic and Cytological Studies in Wheat. IV.', by A E Watkins, MA from the Journal of Genetics, Vol xix, No. 1, Nov 1927 'The Genetics of Wheat Species Crosses I.', by A E Watkins, MA from the Journal of Genetics, Vol xx, No. 1, Jun 1928 'The Wheat Species: A Critique', by A E Watkins, MA from the Journal of Genetics, Vol xxiii, No. 2, Nov 1930 'Genetic and Cytological Studies in Wheat. V.', by A E Watkins, MA from the Journal of Genetics, Vol xxv, No. 1, Nov 1931 'Hybrid Sterility and Incompatibility' by A E Watkins, MA from the Journal of Genetics, Vol xxv, No. 2, Feb 1932 'Pollen Germination in Brassica Chinensis x Raphanus Sativus F1 Hybrids' by L E Morris, from the Journal of Genetics, Vol xxxiii, No. 3, Dec 1936 'A Triploid Radish x Turnip Hybrid and Some of its Progeny' by L E Morris and R H Richharia, from the Journal of Genetics, Vol xxxiv, No. 2, May 1937 'The Fertility of Amphidiploids From the Cross Raphanus Sativus x Brassica Oleracea' by H W Howard, from the Journal of Genetics, Vol xxxvi, No. 2, July 1938 'The Size of Seeds in Diploid and Autotetraploid Brassica Oleracea L.' by H W Howard, from the Journal of Genetics, Vol xxxviii, Nos. 1 & 2, July 1939 'The Importance of Glume Shape in Triticum' by A E Watkins, from the Journal of Genetics, Vol xxxix, No. 2, Jan 1940 'Variation and Genetics in the Awn of Triticum' by A E Watkins and Sydney Ellerton, from the Journal of Genetics, Vol l, Nos. 1 & 2, July 1940 'The Genetics of Armadillidium Vulgare Latr. III. Dominant and Recessive Genes for Red Body Colour' by H W Howard, from the Journal of Genetics, Vol 51, No. 2, Jan 1953 'The Genetics of Armadillidium Vulgare Latr. V. Factors For Body Colour' by H W Howard, from the Journal of Genetics, Vol 58, No. 1, Apr 1962

Includes correspondence with Imperial College (on exchange of ancestor seeds, results of Host-range tests with Anguina tritici with chart and illustrations), Nara University, Japan, (sharonensis chromosome), Munich (mildew resistance, wheat/rye crosses, Holdfast/King II, substitution lines), Bulgarian Academy of Sciences (aneuploidy, Chinese Spring10/13), Afghanistan (chromosome numbers for Aegilops), Cereal Genetics Research Unit, Columbia (dimonotelosomics, 2A substitution lines, adherence), University of Calgary, Canada (from B C Sharman), University of Manitoba, Canada (Chinese Spring, wheat and rye crosses), Centro de Biologia, Portugal ( Wanda S Viegas: PhD, Chinese Spring), PBIC (from the Director on visit to Moscow, talks with Tsitsin, seed from Moscow Botanic Garden- wheat and Elymus hybrids), The University of Dundee (Dr T H Nicolson, Triticum and Aegilops), University College, Bangor ( the Nepal expedition 1971- description, lists of wheat accessions, institutions receiving seed, crop collections), Memo on Mycenaean documents, deciphering Linear B, Department of Scientific and Industrial Research, New Zealand (Pusa 4, glume fertility), University of Sydney (Compair, rust resistance from Aeg. comosa)

Correspondence with agricultural research departments and universities around the world regarding seed exchange and lists of accession, the Watkins' collection, various research interests and collecting expeditions and correspondence with the Department of Scientific and Industrial Research, New Zealand.

'Plant Breeding in the Soviet Union', Imperial Bureaux of Plant Genetics, Cambridge and Aberystwyth 1933 'Origin of Bacterial Resistance to Antibiotics' by M Demerec, reprinted from the Journal of Bacteriology, Vol 56 (1948) 'Eight International Congress of Genetics' by M Demerec reprinted from Science, Vol 148 (1948) 'Are Soybeans Here to Stay?', reprint from Minnisota Farm and Home Science (1949) 'The Svalof Plant Breeding Station' by H K Hayes, reprint from the Journal of Heredity, Vol XL (1949) 'The Identification and Distribution of the British Watercress Species' by H W Howard and A G Lyon, reprinted from the Watsonia, Vol I, Part IV (1950) 'The Influence of Food Plants on Social Structure', reprint from The Advancement of Science, No 26 (1950) 'Standardized Plant Names', Bulletin No. 272, Commonwealth Scientific and Industrial Research Organization, Australia, Melbourne 1953 'Behaviour of Squash Chimeras' by J M Capinpin, V D Rodriguez and J G Odejar, from The Philippine Agriculturist, Vol XXXVII (1953) 'The Aneuploids of Common Wheat' by E R Sears (photocopy), from Research Bulletin 572, University of Missouri, College of Agriculture, Agricultural Experiment Station (1954) 'Chromosome pairing in hybrids between Aegilops sharonensis and some species of Aegilops and Triticum' by Masatake Tanaka, reprint from Wheat Information Service No. 2 (1955) 'Crested Wheatgrass Complex' by P Sarkar, reprint from the Canadian Journal of Botany 34 (1956) 'After Effects of Ionizing Radiation in Barley' by Jack D Adams and R A Nilan, reprint from Radiation Research, Vol 8 (1958) 'Pachytene Chromosome Analysis in Barley', by Joyce Blickenstaff and Patricia Sarvella, reprint from International Congress of Genetics, Proceedings, Vol II, nd, c 1950s 'Nuclear Radiation in Food and Agriculture', W Ralph Singleton (ed), reprint from Quarterly Review of Biology, Vol 33 (1958) 'Analysis of Barley Pachytene Chromosomes' by P Sarvella, J Blickenstaff Holmgreen and R A Nilan in The Nucleus, Vol I (1958) 'After Effects of Ionizing Radiation in Barley III.', by R A Nilan, in Northwest Science, Vol 32 (1958) 'The Linnean, Wheat Taxonomy: The legacy of John Percival', The Linnean Society of London, Special Issue No 3 (2001) 'The Watkins Collection of landrace-derived wheats', (photocopy) by T E Miller, M J Ambrose amd S M Reader, in Wheat Taxonomy: The Legacy of John Percival, from The Linnean Society of London, Special Issue No 3 (2001)

Correspondence with universities, research institutes etc. regarding cytology, research and seed exchange.

Index of wheat stocks, key to amphidiploid collection 1953-54, classification of hexaplopid and tetraploid wheats, evolution of polypoid wheats

Index of wheat stocks

Sowing notes: cantab file 'Vulgare V12 - 15'

'Cantab' file sowing notes: Vulgare V16 - 64