The Ballinger Ledger (Ballinger, Tex.), Vol. 82, No. 1, Ed. 1 Monday, July 1, 1968, newspaper, July 1, 1968; (https://texashistory.unt.edu/ark:/67531/metapth1184507/m1/1/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .