Medina Valley and County News Bulletin (Castroville, Tex.), Vol. 8, No. 7, Ed. 1 Wednesday, June 7, 1967, newspaper, June 7, 1967; (https://texashistory.unt.edu/ark:/67531/metapth1593764/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .