Twelfth Armored Division Association (U.S.). Hellcat News, (Maple Park, Ill.), Vol. 26, No. 9, Ed. 1, May 1973, newspaper, May 1973; (https://texashistory.unt.edu/ark:/67531/metapth410304/m1/1/: accessed April 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .