Opening of the Main Building and Douglas Bell building at the Plant Breeding Institute and Bell's retirement dinner, including programmes, correspondence, poems in the 1925 Cambridge Review entitled Rixator and Sir Gowland and Sir Rowland, Sir Rowland and Sir Bill, file of articles with notes and correspondence with GDH Bell
NSDO (The National Seed Development Organisation) seed varieties catalogues, leaflets, marketing material, newspaper articles, annual reports and accounts.
Two sheets with envelope. Notes highlight where the subjects were confused by the different colours.
Two 6pp typescript drafts with manuscript revisions; manuscript draft captions for figures (unidentified hand); postcard to Bateson from H. Iltis, in German, 1923, found with the drafts; corrected proof of the paper.