Freie Presse für Texas. (San Antonio, Tex.), Vol. 53, No. 1142, Ed. 1 Saturday, April 27, 1918, newspaper, April 27, 1918; (https://texashistory.unt.edu/ark:/67531/metapth1088178/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .