The H-SU Brand (Abilene, Tex.), Vol. 58, No. 32, Ed. 1, Tuesday, February 27, 1973, newspaper, February 27, 1973; (https://texashistory.unt.edu/ark:/67531/metapth97117/m1/1/: accessed June 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .