The Hopkins County Echo (Sulphur Springs, Tex.), Vol. 104, No. 33, Ed. 1 Friday, August 17, 1979, newspaper, August 17, 1979; (https://texashistory.unt.edu/ark:/67531/metapth780502/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .