La Prensa (San Antonio, Tex.), Vol. 5, No. 1116, Ed. 1 Thursday, December 6, 1917, newspaper, December 6, 1917; (https://texashistory.unt.edu/ark:/67531/metapth1067369/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .