Cite

Members of the 7th Cavalry in 1874

MLA

Bates, Charles Francis, 1862-1944. Members of the 7th Cavalry in 1874. Box 24, folder 378. n.d.. https://collections.library.yale.edu/catalog/2001222.

APA, 6th edition

Bates, Charles Francis, 1862-1944. (["Box 24, folder 378"])(n.d.)[Members of the 7th Cavalry in 1874]. https://collections.library.yale.edu/catalog/2001222.