Papers of Henry Solomon Wellcome, 1800-1985, comprising articles, publications, financial records, legal records, administrative documents, property details, probate records, marriage and divorce records, diaries, microfiche of letter books, details of events, subscription lists, field and geological reports, press cuttings, photographs, ephemera, objects, and family papers dating back to 1800.

Papers relating to his life and career, 1936-1961, principally comprising diary of tour of Germany to assess capacity of industrial installations, Apr-Jun 1945, written in [1945-1946] and including related reports and photographs of sites visited, 1945; record of service pocket book, 1936-1948.

Records of William Mawhood, woollen draper, comprising: diaries, 1764-90; cash account and note book, 1771-2; estate, legal and family papers, 1606, 1709-96; and letters and other papers relating to the diaries, 1875-1910.