Cite

Map of the United States : drawn from the most approved surveys.

MLA

Map of the United States : Drawn from the Most Approved Surveys. Solomon Schoyer, 1826. https://collections.library.yale.edu/catalog/15536435.

APA, 6th edition

Map of the United States : drawn from the most approved surveys. (1826). [Maps]. Solomon Schoyer, https://collections.library.yale.edu/catalog/15536435.