Denton Record-Chronicle (Denton, Tex.), Vol. 61, No. 161, Ed. 1 Thursday, February 13, 1964, newspaper, February 13, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1594446/m1/2/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .