He had visited it during the day, and had spread some sacking so that we could lie at our ease, and look straight down into the museum. The skylight was of unfrosted glass, but was so covered with dust that it would be impossible for any one looking up from below to detect that he was overlooked. We cleared a small piece at each corner, which gave us a complete view of the room beneath us. In the cold white light of the electric lamps everything stood out hard and clear, and I could see the smallest detail of the contents of the various cases. Such a vigil is an excellent lesson, since one has no choice but to look hard at those objects which we usually pass with such half-hearted interest. Through my little peep-hole I employed the hours in studying every specimen, from the huge mummy-case which leaned against the wall to those very jewels which had brought us there, gleaming and sparkling in their glass case immediately beneath us. There was much precious gold-work and many valuable stones scattered through the numerous cases, but those wonderful twelve which made up the urim and thummim glowed and burned with a radiance which far eclipsed the others. I studied in turn the tomb-pictures of Sicara, the friezes from Karnak, the statues of Memphis, and the inscriptions of Thebes, but my eyes would always come back to that wonderful Jewish relic, and my mind to the singular mystery which surrounded it. I was lost in the thought of it when my companion suddenly drew his breath sharply in, and seized my arm in a convulsive grip. At the same instant I saw what it was which had excited him.