The Snyder Signal--Star. (Snyder, Okla.), Vol. 4, No. 21, Ed. 1 Friday, April 20, 1906, newspaper, April 20, 1906; (https://gateway.okhistory.org/ark:/67531/metadc496554/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .