Sulphur Springs News-Telegram (Sulphur Springs, Tex.), Vol. 102, No. 56, Ed. 1 Thursday, March 6, 1980, newspaper, March 6, 1980; (https://texashistory.unt.edu/ark:/67531/metapth824084/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .