De Leon Free Press (De Leon, Tex.), Vol. 78, No. 8, Ed. 1 Thursday, August 10, 1967, newspaper, August 10, 1967; (https://texashistory.unt.edu/ark:/67531/metapth1259784/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .