Thurman, W. R. The Duke Times (Duke, Okla.), Vol. 8, No. 51, Ed. 1 Friday, June 22, 1917, newspaper, June 22, 1917; (https://gateway.okhistory.org/ark:/67531/metadc404293/m1/1/: accessed February 23, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .