News Bulletin (Castroville, Tex.), Vol. 17, No. 10, Ed. 1 Monday, June 16, 1975, newspaper, June 16, 1975; (https://texashistory.unt.edu/ark:/67531/metapth1599491/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .