Sprague, G. E. The Hennessey Clipper (Hennessey, Okla.), Vol. 21, No. 3, Ed. 1 Thursday, June 2, 1910, newspaper, June 2, 1910; (https://gateway.okhistory.org/ark:/67531/metadc105711/m1/1/: accessed October 25, 2021), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .