Hockley County Free Press (Levelland, Tex.), Vol. 1, No. 7, Ed. 1 Sunday, March 15, 1964, newspaper, March 15, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1168785/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .