El Paso Herald (El Paso, Tex.), Ed. 1, Thursday, May 4, 1911, newspaper, May 4, 1911; (https://texashistory.unt.edu/ark:/67531/metapth136945/m1/12/: accessed August 18, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .