The Duke Times (Duke, Okla.), Vol. 11, No. 51, Ed. 1 Friday, March 18, 1921, newspaper, March 18, 1921; (https://gateway.okhistory.org/ark:/67531/metadc404100/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .