Sulphur Springs News-Telegram (Sulphur Springs, Tex.), Vol. 102, No. 119, Ed. 1 Monday, May 19, 1980, newspaper, May 19, 1980; (https://texashistory.unt.edu/ark:/67531/metapth824682/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .