- Knight, John Prescott, 1803-1881
- Digital Commonwealth
- Perkins School for the Blind
Portrait of James Holman, 1786-1857, reclining in an armchair seemingly mid conversation. He has one hand raised, a slightly open mouth and a bushy white beard. J.P.Knight R.A. ; J. Richardson Jackson.
- Samuel P. Hayes Research Library, Perkins School for the Blind, Watertown, MA. Contact host institution for more information.