handcolor

from WordNet (r) 3.0 (2006)

handcolor
    v 1: color by hand; "Some old photographs are handcolored" [syn:
         {handcolor}, {handcolour}]

from The Collaborative International Dictionary of English v.0.48

handcolor \handcolor\ v. t.
   to add color to (a black-and-white image) using an instrument
   held in the hand; as, Some old photographs are handcolored.

   Syn: color by hand.
        [WordNet 1.5 +PJC]