The Oklahoma News (Oklahoma City, Okla.), Vol. 12, No. 139, Ed. 1 Saturday, March 9, 1918, newspaper, March 9, 1918; (https://gateway.okhistory.org/ark:/67531/metadc860010/m1/5/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .