Drumright Evening Derrick (Drumright, Okla.), Vol. 4, No. 76, Ed. 1 Wednesday, April 17, 1918, newspaper, April 17, 1918; (https://gateway.okhistory.org/ark:/67531/metadc148447/m1/1/: accessed March 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .