Cite

5000 U.S. troops in Military Parade, El Paso

MLA

Horne, Walter H., 1883-1921. 5000 U.S. troops in Military Parade, El Paso. Folder 5. 1915. https://collections.library.yale.edu/catalog/2015373.

APA, 6th edition

Horne, Walter H., 1883-1921. (["Folder 5"])(1915)[5000 U.S. troops in Military Parade, El Paso]. https://collections.library.yale.edu/catalog/2015373.