The Optimist (Abilene, Tex.), Vol. 54, No. 7, Ed. 1, Friday, October 21, 1966, newspaper, October 21, 1966; (https://texashistory.unt.edu/ark:/67531/metapth99413/m1/2/: accessed April 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .