Texas Gulf Coast Register (Corpus Christi, Tex.), Vol. 3, No. 8, Ed. 1 Friday, June 7, 1968, newspaper, June 7, 1968; (https://texashistory.unt.edu/ark:/67531/metapth835739/m1/4/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .