Oklahoma Farmer (Guthrie, Okla.), Vol. 15, No. 6, Ed. 1 Wednesday, June 6, 1906, newspaper, June 6, 1906; (https://gateway.okhistory.org/ark:/67531/metadc88104/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .