MLA

Sanborn Map Company, issuing body. Insurance Maps of Stratford, Including Lordship Manor, Fairfield County, Connecticut. 1924. https://collections.library.yale.edu/catalog/11635749.

APA, 6th edition

Sanborn Map Company, issuing body. (1924). Insurance maps of Stratford, including Lordship Manor, Fairfield County, Connecticut. [Atlases--Connecticut--Stratford--1924, Cadastral maps--Connecticut--Stratford--1924, Fire insurance maps--Connecticut--Stratford--1924]. https://collections.library.yale.edu/catalog/11635749.