Papers and consultancy reports, 1961-1976, mainly relating to dams and disasters, including reports on the Tannur dam, Jordan, the Roxo dam, Portugal, and the proposed dam at Scammonden, Yorkshire; report on the Clarkston disaster, Glasgow, of 21 October 1971; numerous photographs of the Aberfan disaster, Glamorgan, 1966. Obituary of Nash in Quaker Work , 1985.

Photographs relating to his service in the Middle East, 1941-1943, and North West Europe, 1945, including official photographs and diagrams of the flak control tower at Nansum, Netherlands, 1945, and official photographs and report on the Möhne Dam and its defences, Germany, [1943]. Notebook relating to his work as a gunnery instructor, ND, including photographs, [1939-1945].