The Rocky Weekly Advance (Rocky, Okla.), Vol. 1, No. 49, Ed. 1 Thursday, March 28, 1907, newspaper, March 28, 1907; (https://gateway.okhistory.org/ark:/67531/metadc936760/m1/1/: accessed December 11, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .