Rio Grande Herald (Rio Grande City, Tex.), Vol. 21, No. 43, Ed. 1 Thursday, November 2, 1972, newspaper, November 2, 1972; (https://texashistory.unt.edu/ark:/67531/metapth194379/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .