Drumright Evening Derrick (Drumright, Okla.), Vol. 6, No. 46, Ed. 1 Monday, July 25, 1921, newspaper, July 25, 1921; (https://gateway.okhistory.org/ark:/67531/metadc163450/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .