The Hereford Brand (Hereford, Tex.), Vol. 80, No. 36, Ed. 1 Thursday, August 20, 1981, newspaper, August 20, 1981; (https://texashistory.unt.edu/ark:/67531/metapth1429982/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .