The Mathis News (Mathis, Tex.), Vol. 48, No. 7, Ed. 1 Thursday, February 17, 1972, newspaper, February 17, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1055866/m1/3/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .