Medina Valley and County News Bulletin (Castroville, Tex.), Vol. 13, No. 6, Ed. 1 Wednesday, May 24, 1972, newspaper, May 24, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1599333/m1/1/: accessed June 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .