The Seminole Sentinel (Seminole, Tex.), Vol. 12, No. 10, Ed. 1 Friday, April 5, 1918, newspaper, April 5, 1918; (https://texashistory.unt.edu/ark:/67531/metapth555683/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .