The Pharr Press (Pharr, Tex.), Vol. 37, No. 15, Ed. 1 Thursday, April 9, 1970, newspaper, April 9, 1970; (https://texashistory.unt.edu/ark:/67531/metapth714920/m1/1/: accessed May 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .