The Ballinger Ledger (Ballinger, Tex.), Vol. 83, No. 85, Ed. 1 Thursday, April 23, 1970, newspaper, April 23, 1970; (https://texashistory.unt.edu/ark:/67531/metapth1184128/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .