La Prensa (San Antonio, Tex.), Vol. 7, No. 2,078, Ed. 1 Wednesday, December 15, 1920, newspaper, December 15, 1920; (https://texashistory.unt.edu/ark:/67531/metapth1069301/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .