Cite

Wall scaling exercises, El Paso, Texas

MLA

Wall Scaling Exercises, El Paso, Texas. 1915. https://collections.library.yale.edu/catalog/2017320.

APA, 6th edition

Wall scaling exercises, El Paso, Texas. (1915). [Photographic postcards, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2017320.