El Paso Morning Times (El Paso, Tex.), Vol. 38TH YEAR, Ed. 1, Thursday, April 4, 1918, newspaper, April 4, 1918; (https://texashistory.unt.edu/ark:/67531/metapth200151/m1/1/: accessed December 13, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .