American Woolen Company et al, "Vassalboro Mills," North Vassalboro, Maine [insurance map]

Chicago citation style
Associated Factory Mutual Fire Insurance Companies. American Woolen Company et al, "Vassalboro Mills," North Vassalboro, Maine [insurance map]. 1949. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4j03df347. (Accessed July 18, 2018.)
APA citation style
Associated Factory Mutual Fire Insurance Companies, (1949) American Woolen Company et al, "Vassalboro Mills," North Vassalboro, Maine [insurance map]. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4j03df347
MLA citation style
Associated Factory Mutual Fire Insurance Companies. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/4j03df347>.
Note: These citations are programmatically generated and may be incomplete.