La Prensa (San Antonio, Tex.), Vol. 7, No. 1956, Ed. 1 Sunday, August 15, 1920, newspaper, August 15, 1920; (https://texashistory.unt.edu/ark:/67531/metapth1068177/m1/4/: accessed July 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .