The Mathis News (Mathis, Tex.), Vol. 53, No. 27, Ed. 1 Thursday, July 1, 1976, newspaper, July 1, 1976; (https://texashistory.unt.edu/ark:/67531/metapth1059646/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .