Seminole County News (Seminole, Okla.), Vol. 15, No. 28, Ed. 1 Thursday, September 29, 1921, newspaper, September 29, 1921; (https://gateway.okhistory.org/ark:/67531/metadc859766/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .