Rio Grande Herald (Rio Grande City, Tex.), Vol. 81, No. 22, Ed. 1 Thursday, April 21, 1994, newspaper, April 21, 1994; (https://texashistory.unt.edu/ark:/67531/metapth195441/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .