Offprint with covering letter from Haynes to the Director of the John Innes Centre.

30pp typescript draft with manuscript corrections.

Hagedoorn's letters to Bateson, 1910-1913, discuss variation in some animals and plants, including dogs, rats and taraxacum. There are accompanying illustrations on three small pieces of card relating to variation in dog colours. Included also is a copy of a letter from J.B.S. Haldane to Sir Kenneth Mather, nd.

The principal correspondent is M.B. Crane, pomologist. Crane's correspondence relates to his forthcoming book, 'Genetics in Relation to Horticulture' (with W.J.C. Lawrence).

Bateson's correspondence with de Beer, 1924, is brief, consisting of his comments on de Beer's book 'Growth' (1924) and de Beer's reply.

Contents of a file so inscribed.