The Ballinger Ledger (Ballinger, Tex.), Vol. 54, No. 31, Ed. 1 Thursday, May 9, 1940, newspaper, May 9, 1940; (https://texashistory.unt.edu/ark:/67531/metapth1162521/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .