San Antonio Express. (San Antonio, Tex.), Vol. 53, No. 119, Ed. 1 Monday, April 29, 1918, newspaper, April 29, 1918; (https://texashistory.unt.edu/ark:/67531/metapth430313/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .