Stephenville Empire-Tribune (Stephenville, Tex.), Vol. 103, No. 64, Ed. 1 Friday, May 5, 1972, newspaper, May 5, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1559770/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .