The Dublin Progress (Dublin, Tex.), Vol. 81, No. 48, Ed. 1 Thursday, May 8, 1969, newspaper, May 8, 1969; (https://texashistory.unt.edu/ark:/67531/metapth776162/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .