The Labor Signal. (Oklahoma City, Okla. Terr.), Vol. 2, No. 43, Ed. 1 Friday, July 11, 1902, newspaper, July 11, 1902; (https://gateway.okhistory.org/ark:/67531/metadc120694/m1/1/: accessed November 21, 2018), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .