Slater, H. D. El Paso Herald (El Paso, Tex.), Ed. 1, Thursday, November 22, 1917, newspaper, November 22, 1917; (https://texashistory.unt.edu/ark:/67531/metapth139215/m1/1/: accessed August 15, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .