pictured all sorts of fresh trouble as having befallen the girl. What if by accident she had run across the master German spy in the corridor? But then, in such a case, Bessie surely would have screamed in order to warn her two friends that they were in danger of being discovered, should Potzfeldt and some of his assistants burst into the room.
Of course Jack had magnified things wonderfully. Less than half the time had elapsed than he thought had passed when there came a soft scratching on the door to notify them Bessie was there. They next heard a slight creaking sound, and then the soft closing of the door.
"Bessie, is it you?" asked the eager Jack, softly.
A reply in the affirmative followed.
"And here is mother with me," added the girl, a note of joy in her voice, even though she spoke in a whisper.
So they came together. In the semi-darkness the boys could not see what Bessie's mother looked like. They did note, however, that she was small of stature; and this fact pleased Tom very much indeed. For already he had figured out just how the rescue must be carried out, since there seemed to be no other way.
His plans would entail some sacrifice on Jack's part, and also more or less exposure to
