The Plainsman Press (Levelland, Tex.), Vol. 8, No. 14, Ed. 1 Wednesday, March 23, 1966, newspaper, March 23, 1966; (https://texashistory.unt.edu/ark:/67531/metapth1476303/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .