The Cimarron News. (Boise City, Okla.), Vol. 23, No. 28, Ed. 1 Thursday, February 10, 1921, newspaper, February 10, 1921; (https://gateway.okhistory.org/ark:/67531/metadc305092/m1/1/: accessed December 16, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .