Armored Sentinel (Temple, Tex.), Vol. 26, No. 41, Ed. 1 Friday, October 25, 1968, newspaper, October 25, 1968; (https://texashistory.unt.edu/ark:/67531/metapth255000/m1/8/: accessed September 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .