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THE CRYSTAL COFFIN
it began to sink gently with him into the depths below. On reaching firm ground he found himself in a hall of much the same size as the upper one, but with much more in it to wonder at and ad-
mire. Round the walls were several niches, in each of which stood glass vessels filled with some bright-coloured spirit or bluish smoke. On the floor stood two large crystal boxes opposite each other, and these attracted his curiosity at once.