MLA

Sanborn Map Company, issuing body. Insurance Maps of Bristol and Forestville, Hartford Co., Connecticut. 1895. https://collections.library.yale.edu/catalog/11037402.

APA, 6th edition

Sanborn Map Company, issuing body. (1895). Insurance maps of Bristol and Forestville, Hartford Co., Connecticut. [Atlases, Bristol, Cadastral maps, Connecticut, Fire insurance maps, local]. https://collections.library.yale.edu/catalog/11037402.