The Comanche Chief (Comanche, Tex.), Vol. 95, No. 1, Ed. 1 Friday, June 23, 1967, newspaper, June 23, 1967; (https://texashistory.unt.edu/ark:/67531/metapth891760/m1/5/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .