Twelfth Armored Division Association (U.S.). Hellcat News, (Godfrey, Ill.), Vol., No., Ed. 1, September 1989, newspaper, September 1989; (https://texashistory.unt.edu/ark:/67531/metapth410693/m1/11/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .