Slater, H. D. El Paso Herald (El Paso, Tex.), Ed. 1, Monday, January 25, 1915, newspaper, January 25, 1915; (https://texashistory.unt.edu/ark:/67531/metapth137322/m1/1/: accessed April 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .