El Regidor. (San Antonio, Tex.), Vol. 16, No. 714, Ed. 1 Thursday, May 7, 1903, newspaper, May 7, 1903; (https://texashistory.unt.edu/ark:/67531/metapth193217/m1/2/: accessed May 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .