The Ada Evening News (Ada, Okla.), Vol. 54, No. 2, Ed. 1 Friday, March 15, 1957, newspaper, March 15, 1957; (https://gateway.okhistory.org/ark:/67531/metadc2111805/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .