Denton Record-Chronicle (Denton, Tex.), Vol. 54, No. 297, Ed. 1 Thursday, July 18, 1957, newspaper, July 18, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1449976/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .