Correspondence to Bateson, principally on alkaptonuria, with a page of notes in Bateson's hand. Most of the letters are dated January - June 1902.

Letter from Durham to E.J. Allard, head gardener, re plant seeds from Teneriffe, 1913; letters to Durham from A.W. Hill and Sir David Prain, 1914, 1915, re various plant species; 10pp manuscript draft of a paper by Durham, 'A Contribution to the study of inheritance of mice with reference to their susceptibility to transplantable tumours', nd. On the back of the final page of the draft is a manuscript note: 'Report IV Evolution Committee of Roy Soc.'.