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

Contents of two envelopes inscribed 'Size'.

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

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

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