Tribune-Progress (Bartlett, Tex.), Vol. 93, No. 20, Ed. 1, Thursday, December 20, 1979, newspaper, December 20, 1979; (https://texashistory.unt.edu/ark:/67531/metapth81518/m1/1/: accessed May 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .