Cite

A.N. Marquis & Co's official map of Chicago / engraved by Matthews, Northrup & Co.

MLA

A.N. Marquis & Co's Official Map of Chicago / Engraved by Matthews, Northrup & Co. A.N. Marquis & Co., 1890. https://collections.library.yale.edu/catalog/15814440.

APA, 6th edition

A.N. Marquis & Co's official map of Chicago / engraved by Matthews, Northrup & Co. (1890). [Maps]. A.N. Marquis & Co., https://collections.library.yale.edu/catalog/15814440.