The Daily Express. (San Antonio, Tex.), Vol. 43, No. 128, Ed. 1 Thursday, May 7, 1908, newspaper, May 7, 1908; (https://texashistory.unt.edu/ark:/67531/metapth442320/m1/1/: accessed October 22, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .