Oklahoma State Register (Guthrie, Okla.), Vol. 39, No. 28, Ed. 1 Thursday, May 27, 1920, newspaper, May 27, 1920; (https://gateway.okhistory.org/ark:/67531/metadc88575/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .