The Black Dispatch (Oklahoma City, Okla.), Vol. 6, No. 29, Ed. 1 Friday, June 24, 1921, newspaper, June 24, 1921; (https://gateway.okhistory.org/ark:/67531/metadc152338/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .