Medina Valley and County News Bulletin (Castroville, Tex.), Vol. 13, No. 29, Ed. 1 Wednesday, November 1, 1972, newspaper, November 1, 1972; (https://texashistory.unt.edu/ark:/67531/metapth1599356/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .