Slater, H. D. El Paso Herald (El Paso, Tex.), Ed. 1, Thursday, December 12, 1912, newspaper, December 12, 1912; (https://texashistory.unt.edu/ark:/67531/metapth130630/m1/4/: accessed October 21, 2017), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .