The Wapanucka Press (Wapanucka, Okla.), Vol. 20, No. 40, Ed. 1 Friday, April 1, 1921, newspaper, April 1, 1921; (https://gateway.okhistory.org/ark:/67531/metadc138100/m1/1/: accessed May 3, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .