San Antonio Register (San Antonio, Tex.), Vol. 33, No. 20, Ed. 1 Friday, July 19, 1963, newspaper, July 19, 1963; (https://texashistory.unt.edu/ark:/67531/metapth403663/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .