The Comanche Chief (Comanche, Tex.), Vol. 96, No. 27, Ed. 1 Friday, December 20, 1968, newspaper, December 20, 1968; (https://texashistory.unt.edu/ark:/67531/metapth892193/m1/2/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .