"A Democrat's Opinion of the Earps". The Arizona Sentinel. Yuma, Arizona: Chronicling America: Historic American Newspapers. Library of Congress. 27 May 1882. Archived from the original on 12 September 2014. Retrieved September 11, 2014.
"A Democrat's Opinion of the Earps". The Arizona Sentinel. Yuma, Arizona: Chronicling America: Historic American Newspapers. Library of Congress. 27 May 1882. Archived from the original on 12 September 2014. Retrieved September 11, 2014.