Marshall's Retouching Oil Paints may be applied on prints, film, transparencies, negatives, even computer canvas paper.
Marshall Retouching Oil Color Paint: Basic Flesh - 3/4x4 Tube
Marshall Photo Retouching & Coloring Tools - Buy at Adorama
Marshall Retouching Spot-All 3B Retouching Kit for Black & MS3B
Marshall Retouching Marlene - 4 Oz. MSM B&H Photo Video
Marshall Photo Coloring System Hobby Oil Set, for Hand Coloring Black & White and Color Photographs
A Lesson on Hand Coloring a Black and White Photo with Marshall Photo Oils
Hand Coloring and Painting a Black and White Photo with Marshall Photo Oils
Ford Shadow Black Touch-up Paint G1 UA UB UD Color Code Pmpc-19500-7343a for sale online
Hand Coloring and Painting a Black and White Photo with Marshall Photo Oils