Drumright Evening Derrick (Drumright, Okla.), Vol. 5, No. 243, Ed. 1 Wednesday, January 12, 1921, newspaper, January 12, 1921; (https://gateway.okhistory.org/ark:/67531/metadc147103/m1/1/: accessed October 17, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .