Oklahoma State Labor News (Oklahoma City, Okla.), Vol. 2, No. 35, Ed. 1 Friday, January 3, 1908, newspaper, January 3, 1908; (https://gateway.okhistory.org/ark:/67531/metadc154791/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .