The Ponca City Courier. (Ponca City, Okla.), Vol. 27, No. 15, Ed. 1 Thursday, May 8, 1919, newspaper, May 8, 1919; (https://gateway.okhistory.org/ark:/67531/metadc1078350/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .