The Mangum Star. (Mangum, Okla. Terr.), Vol. 17, No. 1, Ed. 1 Thursday, July 7, 1904, newspaper, July 7, 1904; (https://gateway.okhistory.org/ark:/67531/metadc281088/m1/2/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .