[ Trahearne's awkward little smile drops when Beatrix asks, and he tilts his head for a moment in thought. ]

It would be like a painting, I suppose.

[ In that it would depict people and things. But it seems photos are constrained to reality, which means paintings could theoretically do much more...

Anyway. He nods at the contraption. ]

This is very small, however. I don't think what it produces would be grand enough for the halls of a palace.