McDowell, C. S. Canadian Valley Record. (Canton, Okla.), Vol. 2, No. 6, Ed. 1 Thursday, June 21, 1906, newspaper, June 21, 1906; (https://gateway.okhistory.org/ark:/67531/metadc175419/m1/2/: accessed April 19, 2021), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .