Bisbee, Sumner T. Western Oil Derrick (Oklahoma City, Okla.), Vol. 3, No. 7, Ed. 2 Saturday, February 14, 1920, newspaper, February 14, 1920; (https://gateway.okhistory.org/ark:/67531/metadc152203/m1/1/: accessed December 16, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .