Cite

McMurtrie, William B. "Reconnaissance of the Western Coast of the United States [Northern Sheet] From Umpquah River to the Boundary." Engraving (in Series I)

MLA

Stenzel, Franz. McMurtrie, William B. "Reconnaissance of the Western Coast of the United States [Northern Sheet] From Umpquah River to the Boundary." Engraving (in Series I). 1855. https://collections.library.yale.edu/catalog/16850476.

APA, 6th edition

Stenzel, F. (1855). McMurtrie, William B. "Reconnaissance of the Western Coast of the United States [Northern Sheet] From Umpquah River to the Boundary." Engraving (in Series I). https://collections.library.yale.edu/catalog/16850476.