The Optimist (Abilene, Tex.), Vol. 47, No. 16, Ed. 1, Wednesday, March 29, 1961, newspaper, March 29, 1961; (https://texashistory.unt.edu/ark:/67531/metapth91778/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .