Fonds documents various memorial exhibits on display after the passing of Homer Ransford Watson, and the administration of Watson's estate by Ross Hamilton. Fonds predominately consists of correspondence addressed to Ross Hamilton regarding the management or purchase of Watson's paintings. Other textual records include pamphlets, leaflets, and two scrapbooks of clippings about memorial exhibitions about his works and life. Typescripts in the fonds cover speeches and tributes to Watson during memorial exhibitions, as well as a biography of him written by Ross Hamilton.

One holograph letter, written from the trenches in France during the First World War. Ross Hamilton is sending Miss Henstridge a book he has found in a ruined house, and is asking for news of his old school, Kitchener Collegiate Institute.