Collection consists of 1393 photographs, negatives and slides of heritage structures in Saanich. Includes 3.5 m of textual material consisting of files of historical, biographical and architectural information collected on each property.

Fonds consists of personal and business records relating to Caleb Henry Horspool, and includes assorted financial and legal records, accounting ledger, tax returns and accompanying receipts, correspondence, ephemera, news clippings, and photographs. Fonds is arranged into 5 series: Financial & Legal Records, Correspondence, Ephemera, News Clippings, and Photographs.