The Seminole Sentinel (Seminole, Tex.), Vol. 30, No. 18, Ed. 1 Thursday, July 1, 1937, newspaper, July 1, 1937; (https://texashistory.unt.edu/ark:/67531/metapth518853/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .