Cite

6th U.S. Inf. in camp. F.C. Hecox, Scott Whiter Co.

MLA

Hecox, Frank C. 6th U.S. Inf. in Camp. F.C. Hecox, Scott Whiter Co. 0AD. https://collections.library.yale.edu/catalog/2015341.

APA, 6th edition

Hecox, F. C. (0 C.E.). 6th U.S. Inf. in camp. F.C. Hecox, Scott Whiter Co. [Photographic postcards, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2015341.