Edmond Enterprise (Edmond, Okla.), Vol. 7, No. 19, Ed. 1 Thursday, June 20, 1907, newspaper, June 20, 1907; (https://gateway.okhistory.org/ark:/67531/metadc140489/m1/1/: accessed April 19, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .