Sulphur Springs News-Telegram (Sulphur Springs, Tex.), Vol. 102, No. 181, Ed. 1 Thursday, July 31, 1980, newspaper, July 31, 1980; (https://texashistory.unt.edu/ark:/67531/metapth824747/m1/7/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .