The War Whoop (Abilene, Tex.), Vol. 49, No. 3, Ed. 1, Wednesday, September 22, 1971, newspaper, September 22, 1971; (https://texashistory.unt.edu/ark:/67531/metapth104151/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .