Mt. Vernon Optic-Herald (Mount Vernon, Tex.), Vol. 84, No. [8], Ed. 1 Thursday, November 7, 1957, newspaper, November 7, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1281420/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .