La Prensa (San Antonio, Tex.), Vol. 6, No. 1607, Ed. 1 Friday, July 4, 1919, newspaper, July 4, 1919; (https://texashistory.unt.edu/ark:/67531/metapth1069315/m1/6/: accessed July 13, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .