Echols, R. C. & Townsend, G. B. The Mangum Star. (Mangum, Okla. Terr.), Vol. 16, No. 29, Ed. 1 Thursday, January 21, 1904, newspaper, January 21, 1904; (https://gateway.okhistory.org/ark:/67531/metadc280976/m1/1/: accessed December 13, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .