Marble City News (Marble City, Okla.), Vol. 2, No. 35, Ed. 1 Friday, July 19, 1912, newspaper, July 19, 1912; (https://gateway.okhistory.org/ark:/67531/metadc1978067/m1/1/: accessed July 2, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .