Heisel, Lula. Wheatland Weekly Watchword. (Wheatland, Okla.), Vol. 1, No. 2, Ed. 1 Saturday, May 16, 1908, newspaper, May 16, 1908; (https://gateway.okhistory.org/ark:/67531/metadc937603/m1/1/: accessed October 31, 2020), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .