Twelfth Armored Division Association (U.S.). Hellcat News, (Skokie, Ill.), Vol. 23, No. 8, Ed. 1, April 1969, newspaper, April 1969; (https://texashistory.unt.edu/ark:/67531/metapth410080/m1/3/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .