Sulphur Springs News-Telegram (Sulphur Springs, Tex.), Vol. 102, No. 146, Ed. 1 Thursday, June 19, 1980, newspaper, June 19, 1980; (https://texashistory.unt.edu/ark:/67531/metapth824755/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .