Oklahoma Weekly Leader (Guthrie, Okla.), Vol. 31, No. 19, Ed. 1 Thursday, July 21, 1921, newspaper, July 21, 1921; (https://gateway.okhistory.org/ark:/67531/metadc120611/m1/1/: accessed June 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .