Armored Sentinel (Temple, Tex.), Vol. 22, No. 15, Ed. 1 Friday, July 17, 1964, newspaper, July 17, 1964; (https://texashistory.unt.edu/ark:/67531/metapth254796/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .