Cite

Map of North America / by J. Calvin Smith.

MLA

Smith, J. Calvin (John Calvin). Map of North America / by J. Calvin Smith.. BRBL_00370. 1849. https://collections.library.yale.edu/catalog/15535358.

APA, 6th edition

Smith, J. Calvin (John Calvin). (["BRBL_00370"])(1849)[Map of North America / by J. Calvin Smith.]. https://collections.library.yale.edu/catalog/15535358.