Fonds consists of the records of Hazel Beatrice Jacob-Horn created and accumulated throughout her lifetime. It has been arranged into six (6) series' worth of records: Hazel Horn (Personal Records); Dr. Wallace R. Horn (Personal Records); Horn Family Records; 150 Dorset Street; Jacob Family Records; Photographs. The fonds mostly includes: financial records, correspondence, legal documents, photographs, publications, scrapbooks & albums, and estate information pertaining to various members of the Horn and Jacob families of the region.