One after the other the men expressed their wonder at the sound. Corney, who was on guard, walked a few paces in the direction from whence it came, evidently thinking that something was wrong, but he soon returned, declaring that he could see no one.  Suddenly there came the crash of a falling tree.  After this mysterious occurrence, nothing could induce him to go up to the spot, though it could not have been more than two hundred yards off.  No one had been seen on the previous evening, and had Indians been there, they would have observed our fire, and would long ere this have gathered round it.