Slater, H. D. El Paso Daily Herald. (El Paso, Tex.), Vol. 19, No. 114, Ed. 1 Thursday, May 11, 1899, newspaper, May 11, 1899; (https://texashistory.unt.edu/ark:/67531/metapth297109/m1/1/: accessed December 13, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .