The Clarksville Times (Clarksville, Tex.), Vol. 108, No. 35, Ed. 1 Monday, May 19, 1980, newspaper, May 19, 1980; (https://texashistory.unt.edu/ark:/67531/metapth1295752/m1/1/: accessed June 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .