The Seminole Sentinel (Seminole, Tex.), Vol. 30, No. 4, Ed. 1 Thursday, April 1, 1937, newspaper, April 1, 1937; (https://texashistory.unt.edu/ark:/67531/metapth518855/m1/1/: accessed May 14, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .