The Community Bulletin (Abilene, Texas), No. 45, Saturday, July 6, 1968, newspaper, July 6, 1968; (https://texashistory.unt.edu/ark:/67531/metapth41708/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .