East Haddam, Middlesex County, Connecticut.
MLA
Sanborn Map Company, issuing body. East Haddam, Middlesex County, Connecticut. 1903. https://collections.library.yale.edu/catalog/11108058.
APA, 6th edition
Sanborn Map Company, issuing body. (1903). East Haddam, Middlesex County, Connecticut. [Atlases, Cadastral maps, Connecticut, East Haddam (Town), Fire insurance maps, local]. https://collections.library.yale.edu/catalog/11108058.