The Rambler (Fort Worth, Tex.), Vol. 36, No. 22, Ed. 1 Tuesday, April 21, 1964, newspaper, April 21, 1964; (https://texashistory.unt.edu/ark:/67531/metapth336885/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .