The Mathis News (Mathis, Tex.), Vol. 50, No. 35, Ed. 1 Thursday, August 31, 1972, newspaper, August 31, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1055204/m1/3/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .