| He draws the projected image, turns the lights back on and slowly brings the painting up from a monochrome to a colored underpainting. |
| However, careful observation will show that much of the color has been applied on top of underpainting that was black, or at least very dark. |
| There are panels explaining pentimenti and underpainting, why paintings look the way they do, all using actual objects from the collection. |
| This is the explanation for the pattern of underpainting in simple areas of pure tone, pure lights and darks. |
| Sadly, the good vibes wore off very quickly as we became depressed by the gauzy colours, dark underpainting and lackluster watercolours. |
| The outermost paint layers pull away in certain areas to reveal the underpainting. |
