The Hereford Brand (Hereford, Tex.), Vol. 80, No. 194, Ed. 1 Sunday, March 29, 1981, newspaper, March 29, 1981; (https://texashistory.unt.edu/ark:/67531/metapth1429880/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .