Evans, E. M. Saturday Morning Advertiser (Durant, Okla.), Vol. 7, No. 52, Ed. 1, Saturday, April 2, 1921, newspaper, April 2, 1921; (https://gateway.okhistory.org/ark:/67531/metadc83203/m1/1/: accessed July 21, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .