Texas Gulf Coast Register (Corpus Christi, Tex.), Vol. 4, No. 13, Ed. 1 Friday, July 4, 1969, newspaper, July 4, 1969; (https://texashistory.unt.edu/ark:/67531/metapth835743/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .