Andrea del Sarto Madonna of the Harpies

Andrea del Sarto Madonna of the HarpiesSalvador Dali Equestrian Fantasy - Portrait of Lady DunnSalvador Dali Cruxifixion (Hypercubic Body)
instruments was hidden in darkness. But the man had altogether changed: he was bathed in light, and a fountain of glowing particles seemed to be streaming from his upraised hand.
"That lightof the Chaplain. "Let Lord Asriel explain."
"It's Dust," Lord Asriel repeated. "It registered as light on the plate because particles of Dust affect this emulsion as photons affect silver nitrate emulsion. It was partly to test it that my expedition went north in the first place. As you see, the figure of the man is perfectly visible. Now I'd like you to look at the shape to his left."
He indicated the blurred shape of the smaller figure.," said the Chaplain, "is it going up or coming down?""It's coming down," said Lord Asriel, "but it isn't light. It's Dust."Something in the way he said it made Lyra imagine dust with a capital letter, as if this wasn't ordinary dust. The reaction of the Scholars confirmed her feeling, because Lord Asriel's words caused a sudden collective silence, followed by gasps of incredulity."But how-""Surely-""It can't-""Gentlemen!" came the voice