Niblack, Leslie G. Oklahoma Weekly Leader (Guthrie, Okla.), Vol. 30, No. 5, Ed. 1 Thursday, April 1, 1920, newspaper, April 1, 1920; (https://gateway.okhistory.org/ark:/67531/metadc281443/m1/3/: accessed August 17, 2019), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .