MLA

Hill, A. J. (Alfred James), 1823-1895. Map of Vermilion Lake, St. Louis Co., Minnesota : from official surveys & other sources / compiled and drawn by A.J. Hill, March 1866.. BRBL_00558. 1866]. https://collections.library.yale.edu/catalog/15814594.

APA, 6th edition

Hill, A. J. (Alfred James), 1823-1895. (["BRBL_00558"])(1866])[Map of Vermilion Lake, St. Louis Co., Minnesota : from official surveys & other sources / compiled and drawn by A.J. Hill, March 1866.]. https://collections.library.yale.edu/catalog/15814594.