The Oklahoma Labor Unit (Oklahoma City, Okla.), Vol. 2, No. 19, Ed. 1 Saturday, October 29, 1910, newspaper, October 29, 1910; (https://gateway.okhistory.org/ark:/67531/metadc106929/m1/2/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .