El Paso Morning Times (El Paso, Tex.), Vol. 37TH YEAR, Ed. 1, Sunday, April 15, 1917, newspaper, April 15, 1917; (https://texashistory.unt.edu/ark:/67531/metapth198708/m1/1/: accessed May 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .