The Red Rock Opinion (Red Rock, Okla.), Vol. 5, No. 47, Ed. 1 Friday, June 26, 1908, newspaper, June 26, 1908; (https://gateway.okhistory.org/ark:/67531/metadc131801/m1/1/: accessed June 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .