The Hereford Brand (Hereford, Tex.), Vol. 72, No. 34, Ed. 1 Thursday, August 23, 1973, newspaper, August 23, 1973; (https://texashistory.unt.edu/ark:/67531/metapth1429616/m1/1/: accessed July 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .