Claremore Daily Progress (Claremore, Okla.), Vol. 66, No. 237, Ed. 1 Wednesday, May 20, 1959, newspaper, May 20, 1959; (https://gateway.okhistory.org/ark:/67531/metadc2195039/m1/8/: accessed July 4, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .