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Many slides have stuck-on labels written in Darlington's hand giving the subject and date, with his signature. Subjects include 'starch in oat', 'Nectria ditissima' and 'Uromyces fabae'.

These notes, some or all of which are on Drosophila chromosomes, were found with the material in E.3-E.5 and are likely to relate to it.

Notebooks, correspondence, files, descriptions of seedlings, slides, photographs and card indexes, on fruit breeding and genetics (especially apple, also pear, plum, cherry), resistance to scab and mildew in apple, and on Streptocarpus and other ornamental plants.

Correspondence relating to all areas of AG Brown's work, including as Curator (1966-1970) Items within each file are arranged in reverse chronological order

Holograph manuscript: 'A Theory of Chromosomal Rearrangements' by J B S Haldane, 16 pp.

Holograph manuscript: 'A Theory of Structural Changes in Chromosomes', by J B S Haldane, 25pp., includes a rough illustration for 'My Freind Mr Leakey' by J B S Haldane, Cresset Press, London, 1937.

Sir Alfred Daniel Hall: correspondence and research (mainly about Tulips): photographs, manuscripts and proof papers, notes, notebooks, correspondence, pressed petals, drawings and paintings.

Booklet: 'Professor Anne E Osbourn 2023, The Novozymes Prize', novo nordisk fonden, Denmark, 2023.