Map of the n.w. boundaries of the United States / compiled in 1883 under the direction of Bvt. Brig. Gen'l. O.M. Poe, U.S. Army Lt. Col. of Engineers, Col. & A.D.C. ; compiled & drawn by J. von Glümer.
MLA
Glümer J. v. Map of the N.w. Boundaries of the United States / Compiled in 1883 under the Direction of Bvt. Brig. Gen'l. O.M. Poe, U.S. Army Lt. Col. of Engineers, Col. & A.D.C. ; Compiled & Drawn by J. Von Glümer. s.n., 1883. https://collections.library.yale.edu/catalog/15821636.
APA, 6th edition
Glümer J. v. (1883). Map of the n.w. boundaries of the United States / compiled in 1883 under the direction of Bvt. Brig. Gen'l. O.M. Poe, U.S. Army Lt. Col. of Engineers, Col. & A.D.C. ; compiled & drawn by J. von Glümer. [Maps]. s.n., https://collections.library.yale.edu/catalog/15821636.