Base-map of the United States / Drawn and engraved by A. and H. Lindenkohl.
MLA
Coast, U. S., and Geodetic Survey. Base-Map of the United States / Drawn and Engraved by A. and H. Lindenkohl. U.S. Coast and Geodetic Survey, 1880. https://collections.library.yale.edu/catalog/15603689.
APA, 6th edition
Coast, U. S., & Survey, G. (1880). Base-map of the United States / Drawn and engraved by A. and H. Lindenkohl. [Maps]. U.S. Coast and Geodetic Survey, https://collections.library.yale.edu/catalog/15603689.