Clark, Roy M. The Hereford Brand (Hereford, Tex.), Vol. 57, No. 30, Ed. 1 Thursday, July 24, 1958, newspaper, July 24, 1958; (https://texashistory.unt.edu/ark:/67531/metapth1211940/m1/1/: accessed March 29, 2020), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .