Drumright Evening Derrick (Drumright, Okla.), Vol. 5, No. 1, Ed. 1 Tuesday, March 30, 1920, newspaper, March 30, 1920; (https://gateway.okhistory.org/ark:/67531/metadc149038/m1/1/: accessed December 14, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .