The Greer County Democrat (Mangum, Okla.), Vol. 24, No. 45, Ed. 1 Thursday, July 23, 1914, newspaper, July 23, 1914; (https://gateway.okhistory.org/ark:/67531/metadc280456/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .