The War Whoop (Abilene, Tex.), Summer Edition, Wednesday, May 9, 1973, newspaper, May 9, 1973; (https://texashistory.unt.edu/ark:/67531/metapth104201/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .