The Rice Thresher (Houston, Tex.), Vol. 55, No. 28, Ed. 1 Thursday, May 9, 1968, newspaper, May 9, 1968; (https://texashistory.unt.edu/ark:/67531/metapth245032/m1/1/: accessed March 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .