MLA

St. Mary's Canal Mineral Land Company. Map Showing Iron Mines in Vicinity of Marquette, Lake Superior [Cartographic Material]. [Baker & Godwin, printers], 0AD. https://collections.library.yale.edu/catalog/16680804.

APA, 6th edition

St. Mary's Canal Mineral Land Company. (0 C.E.). Map showing iron mines in vicinity of Marquette, Lake Superior [cartographic material]. [Annotations (Provenance)--19th century, Maps, Mine maps]. [Baker & Godwin, printers], https://collections.library.yale.edu/catalog/16680804.