The H-SU Brand (Abilene, Tex.), Vol. 58, No. 25, Ed. 1, Friday, January 26, 1973, newspaper, January 26, 1973; (https://texashistory.unt.edu/ark:/67531/metapth97110/m1/1/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .