The Tri-County News Bulletin (Castroville, Tex.), Vol. 18, No. 12, Ed. 1 Monday, June 28, 1976, newspaper, June 28, 1976; (https://texashistory.unt.edu/ark:/67531/metapth1599545/m1/1/: accessed June 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .