Lozano, Ignacio E. La Prensa (San Antonio, Tex.), Vol. 8, No. 2,228, Ed. 1 Sunday, May 15, 1921, newspaper, May 15, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1069861/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .