The Clarksville Times (Clarksville, Tex.), Vol. 96, No. 35, Ed. 1 Thursday, September 12, 1968, newspaper, September 12, 1968; (https://texashistory.unt.edu/ark:/67531/metapth893971/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .