Tryon, W. M. The Davenport New Era (Davenport, Okla.), Vol. 9, No. 12, Ed. 1 Thursday, May 3, 1917, newspaper, May 3, 1917; (https://gateway.okhistory.org/ark:/67531/metadc109416/m1/4/: accessed March 18, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .