The Ada Evening News (Ada, Okla.), Vol. 58, No. 15, Ed. 1 Thursday, March 30, 1961, newspaper, March 30, 1961; (https://gateway.okhistory.org/ark:/67531/metadc2114005/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .