Denton Record-Chronicle (Denton, Tex.), Vol. 58, No. 278, Ed. 1 Thursday, June 29, 1961, newspaper, June 29, 1961; (https://texashistory.unt.edu/ark:/67531/metapth1491688/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .