Davis, Frank C. Mineral Kingdom. (Lawton, Okla.), Vol. 2, No. 40, Ed. 1 Thursday, August 10, 1905, newspaper, August 10, 1905; (https://gateway.okhistory.org/ark:/67531/metadc227091/m1/1/: accessed November 12, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .