Correspondence to Bateson re various plants, including sweet and bitter almonds and Dutch brown beans; 6pp manuscript notes mostly in Bateson's hand.

Manuscript notes by Bateson on variation in various insects, birds and mammals, in connection with published literature.

One page of notes, and a further untitled page found with it and possibly related.

Contents of two envelopes inscribed 'Size'.

Correspondence to Bateson from G. Lowes Dickinson, 1903, nd, re the paper; reprints of both parts of the article; original inscribed file.

The notebook has the title 'Heredity & Variation' inscribed on the first page, with 'Bateson' written above it. Contents are notes in Sykes' hand, apparently taken during a lecture course by Bateson, with intercalated pages of further notes. Used from both ends.

Four sets of manuscript notes for unidentified lectures, possibly the Royal Institution Fullerian series of lectures (see F.3).