San Antonio Express. (San Antonio, Tex.), Vol. 50, No. 164, Ed. 1 Sunday, June 13, 1915, newspaper, June 13, 1915; (https://texashistory.unt.edu/ark:/67531/metapth432330/m1/1/: accessed February 21, 2020), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .