CHAPTER I
CHRISTMAS EVE
All through the day of Christmas Eve, Dr. Stahlbaum`s children had not been allowed into the dining-room, much less into the drawing-room opening out of it. In a corner of the back-parlour, Fred and Mary sat cuddled up together, shuddering with the excitement of mystery; for, though twilight had come on, nobody brought in any lights this evening. Fred whisperingly told his seven-year-old sister how, since early in the morning, he had listened to the stir and the bustle and the soft hammerings in these forbidden chambers; also how, not long ago, a small, dark man, with a