The Mercedes Enterprise (Mercedes, Tex.), Vol. 53, No. 8, Ed. 1 Thursday, February 20, 1969, newspaper, February 20, 1969; (https://texashistory.unt.edu/ark:/67531/metapth1105696/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .