Hornbeck, Will W. Sentinel News-Boy. (Sentinel, Okla.), Vol. 1, No. 33, Ed. 1 Saturday, March 25, 1905, newspaper, March 25, 1905; (https://gateway.okhistory.org/ark:/67531/metadc181041/m1/1/: accessed October 23, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .