Related Clues:
- Film showing black and white tones reversed
- It's not positive
- Reply of denial
- Piece of photographic film
- Film with images reversed
- Photographic image with tones reversed
- Avenge it for not being positive
- Less than positive
- Less than zero, minus
- 'Pessimistic, gloomy (8)'
- No, this must be in camera
- Being in camera, this might nonplus you
- In camera, yes? No
- It may be held in camera, no?
- That's enough to nonplus you, no?