Oklahoma Volksblatt. (Oklahoma City, Okla.), Vol. 15, No. 13, Ed. 1 Thursday, June 11, 1908, newspaper, June 11, 1908; (https://gateway.okhistory.org/ark:/67531/metadc943140/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .