Cite

Making cavalry horses out of outlaws.

MLA

Horne, Walter H., 1883-1921. Making cavalry horses out of outlaws.. Folder 5. ca. 1916. https://collections.library.yale.edu/catalog/2015382.

APA, 6th edition

Horne, Walter H., 1883-1921. (["Folder 5"])(ca. 1916)[Making cavalry horses out of outlaws.]. https://collections.library.yale.edu/catalog/2015382.