The 4-County News Bulletin (Castroville, Tex.), Vol. 19, No. 22, Ed. 1 Monday, September 5, 1977, newspaper, September 5, 1977; (https://texashistory.unt.edu/ark:/67531/metapth1585234/m1/1/: accessed June 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .