Polk County Enterprise (Livingston, Tex.), Vol. 83, No. 1, Ed. 1 Thursday, September 10, 1964, newspaper, September 10, 1964; (https://texashistory.unt.edu/ark:/67531/metapth781740/m1/1/: accessed June 24, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .