Drumright Evening Derrick (Drumright, Okla.), Vol. 5, No. 126, Ed. 1 Wednesday, June 18, 1919, newspaper, June 18, 1919; (https://gateway.okhistory.org/ark:/67531/metadc148802/m1/1/: accessed June 28, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .