The Ballinger Ledger (Ballinger, Tex.), Vol. 82, No. 24, Ed. 1 Thursday, September 19, 1968, newspaper, September 19, 1968; (https://texashistory.unt.edu/ark:/67531/metapth1184060/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .