El Regidor (San Antonio, Tex.), Vol. 23, No. 1111, Ed. 1 Thursday, May 18, 1911, newspaper, May 18, 1911; (https://texashistory.unt.edu/ark:/67531/metapth1077688/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .