Armored Sentinel (Temple, Tex.), Vol. 26, No. 44, Ed. 1 Friday, November 15, 1968, newspaper, November 15, 1968; (https://texashistory.unt.edu/ark:/67531/metapth255003/m1/2/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .