The New Era. (Davenport, Okla.), Vol. 6, No. 15, Ed. 1 Thursday, May 21, 1914, newspaper, May 21, 1914; (https://gateway.okhistory.org/ark:/67531/metadc109948/m1/2/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .