The De Leon Free Press (De Leon, Tex.), Vol. 68, No. 11, Ed. 1 Thursday, September 12, 1957, newspaper, September 12, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1259940/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .