Pursell, E. F. The Dover News. (Dover, Okla.), Vol. 6, No. 50, Ed. 1 Thursday, February 7, 1907, newspaper, February 7, 1907; (https://gateway.okhistory.org/ark:/67531/metadc106593/m1/1/: accessed February 19, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .