Lower, Sue L. The Dover News. (Dover, Okla.), Vol. 11, No. 16, Ed. 1 Thursday, June 22, 1911, newspaper, June 22, 1911; (https://gateway.okhistory.org/ark:/67531/metadc106996/m1/1/: accessed February 20, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .