Drumright Evening Derrick (Drumright, Okla.), Vol. 3, No. 233, Ed. 1 Monday, October 15, 1917, newspaper, October 15, 1917; (https://gateway.okhistory.org/ark:/67531/metadc148304/m1/1/: accessed December 9, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .