Insurance maps of Norwich, New London Co., Connecticut.
MLA
Sanborn Map Company, issuing body. Insurance Maps of Norwich, New London Co., Connecticut. 1909. https://collections.library.yale.edu/catalog/11580664.
APA, 6th edition
Sanborn Map Company, issuing body. (1909). Insurance maps of Norwich, New London Co., Connecticut. [Atlases--Connecticut--Norwich--1909, Cadastral maps--Connecticut--Norwich--1909, Fire insurance maps--Connecticut--Norwich--1909]. https://collections.library.yale.edu/catalog/11580664.
