Cite

Sketch of a reconnaisance made by Major T.H. Belt, U.S. Vol. Engr. : accompanied by Major L.H Strother, U.S. Vol. Engr. Lieut. R.W. Means, 1st Colo. Inf. Aug. 10, 1898.

MLA

Sketch of a Reconnaisance Made by Major T.H. Belt, U.S. Vol. Engr. : Accompanied by Major L.H Strother, U.S. Vol. Engr. Lieut. R.W. Means, 1st Colo. Inf. Aug. 10, 1898. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/15832263.

APA, 6th edition

Sketch of a reconnaisance made by Major T.H. Belt, U.S. Vol. Engr. : accompanied by Major L.H Strother, U.S. Vol. Engr. Lieut. R.W. Means, 1st Colo. Inf. Aug. 10, 1898. (0 C.E.). [Maps]. publisher not identified, https://collections.library.yale.edu/catalog/15832263.