El Paso Morning Times (El Paso, Tex.), Vol. 30, Ed. 1 Wednesday, April 20, 1910, newspaper, April 20, 1910; (https://texashistory.unt.edu/ark:/67531/metapth583346/m1/1/: accessed December 16, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .