Polk County Enterprise (Livingston, Tex.), Vol. 98, No. 71, Ed. 1 Thursday, September 3, 1981, newspaper, September 3, 1981; (https://texashistory.unt.edu/ark:/67531/metapth790687/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .