PREPARATIONS FOR BLASTING A PASSAGE TO THE CENTRE OF THE EARTH

Since the start upon this marvellous pilgrimage I had been through so many astonishments that I might well be excused for thinking myself well hardened against any further surprise. Yet at the sight of these two letters, engraved on this spot three hundred years ago, I stood aghast in dumb amazement. Not only were the initials of the learned alchemist visible upon the living rock, but there lay the iron point with which the letters had been engraved. I could no longer doubt of the existence of that wonderful traveller and