Drumright Evening Derrick (Drumright, Okla.), Vol. 3, No. 111, Ed. 1 Tuesday, May 22, 1917, newspaper, May 22, 1917; (https://gateway.okhistory.org/ark:/67531/metadc148189/m1/1/: accessed November 24, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .