Panhandle Herald (Panhandle, Tex.), Vol. 77, No. 51, Ed. 1 Thursday, July 2, 1964, newspaper, July 2, 1964; (https://texashistory.unt.edu/ark:/67531/metapth883888/m1/1/: accessed July 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .