“But how is it?” asked my master, “if you were travelling from Okehampton to Princetown by compass as you say, that you were so much out in your reckoning, quite ten miles in a comparatively speaking short journey?” The young fellow shrugged his shoulders. “Well, I had to keep on avoiding what I thought were bogs and I expect that put me out a bit. You see that damned mist closed down upon me about noon and I could see absolutely nothing after that until a narrow streak of it lifted for about two minutes about half an hour before I knocked on your door. Then I found I was almost banging into that big tor you've got close near here.” “I don't understand,” said my master, looking very puzzled. “You mean to tell me you've been walking blind over the moor since midday to-day.” “Except for m

