The Seminole Sentinel (Seminole, Tex.), Vol. 12, No. 30, Ed. 1 Thursday, August 22, 1918, newspaper, August 22, 1918; (https://texashistory.unt.edu/ark:/67531/metapth555631/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .