Twelfth Armored Division Association (U.S.). Hellcat News, (Springfield, Ill.), Vol. 31, No. 5, Ed. 1, February 1977, newspaper, February 1977; (https://texashistory.unt.edu/ark:/67531/metapth410719/m1/19/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .