Cite

Traveller's map of Michigan, Indiana & Ohio.

MLA

Traveller's Map of Michigan, Indiana & Ohio. Humphrey Phelps & T. Ensign, 1843. https://collections.library.yale.edu/catalog/15814482.

APA, 6th edition

Traveller's map of Michigan, Indiana & Ohio. (1843). [Maps]. Humphrey Phelps & T. Ensign, https://collections.library.yale.edu/catalog/15814482.