"My nephew, I tell you that you are utterly mistaken," he continued. "Do you not, can you not, recognize all the well-known symtons—" "Of an earthquake? By no means. I am expecting something far more important." "My brain is strained beyond endurance—what, what do you mean?" I cried. "An eruption, Harry." "An eruption," I gasped. "We are, then, in the volcanic shaft of a crater in full action and vigor." "I have every reason to think so," said the Professor in a smiling tone, "and I beg to tell you that it is the most fortunate thing that could happen
