The Hondo Anvil Herald (Hondo, Tex.), Vol. 82, No. 15, Ed. 1 Friday, April 12, 1968, newspaper, April 12, 1968; (https://texashistory.unt.edu/ark:/67531/metapth819207/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .