The Ballinger Ledger (Ballinger, Tex.), Vol. 80, No. 37, Ed. 1 Thursday, March 2, 1967, newspaper, March 2, 1967; (https://texashistory.unt.edu/ark:/67531/metapth1184328/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .