File 1: Gold Coast - various papers, 1923-1927, about Sneath's service including his appointment and leave, memoranda about smallpox vaccination and his doctoral thesis about smallpox in Ashanti. File 2: British Guiana - appointment and personal papers, 1933-1945. File 3: British Guiana - personal correspondence of Dr Sneath's wife, Audrey, 1925 and 1937-1939. …