The Humble Echo (Humble, Tex.), Vol. 23, No. 42, Ed. 1 Thursday, October 22, 1964, newspaper, October 22, 1964; (https://texashistory.unt.edu/ark:/67531/metapth1036627/m1/2/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .