Oklahoma Leader (Oklahoma City, Okla.), Vol. 1, No. 312, Ed. 1 Saturday, August 13, 1921, newspaper, August 13, 1921; (https://gateway.okhistory.org/ark:/67531/metadc109514/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .