San Antonio Register (San Antonio, Tex.), Vol. 33, No. 8, Ed. 1 Friday, April 26, 1963, newspaper, April 26, 1963; (https://texashistory.unt.edu/ark:/67531/metapth403568/m1/6/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .