The Humble Echo (Humble, Tex.), Vol. 23, No. 49, Ed. 1 Thursday, December 10, 1964, newspaper, December 10, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1036534/m1/1/: accessed July 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .