Identity:
Benjamin Butterworth was a politician and commissioner of the patent-office.
Life:
He was the secretary to the World's Congress Auxiliary of the World's Columbian Exposition, Chicago, 1893.
Bibliography:
Appleton's Cyclopedia of American Biography, edited by James Grant Wilson, John Fiske and Stanley L. Klos, 6 vols, New York, D. Appleton and Company, 1887-1889 and 1999, accessed at http://www.famousamericans.net, 2005.