drew the Irish lad still further up, to a point of temporary safety.
Old Jacob and several of the others had caught hold of the end of the rope, which Bob had left with them. Now the rope was entangled about the half-sunken tree, and the boy had his hands full in trying to disengage it and support Danny at the same time.
"Be careful, Bob, or you'll both go down!" shouted Robert Menden. "That tree may not be as secure as you imagine."
The Englishman had scarcely spoken when there came a dull crack, and the upper portion of the tree turned over and disappeared from view, to emerge again twenty feet below the spot.
Bob and Danny were hurled headlong, and, caught in the foaming and raging torrent, went over and over.
"Pull on that rope!" yelled Dick, and plunged in to the rescue of his two friends.
The three boys came together at a spot where a small rock appeared several inches above the foam. All had hold of the rope, but Bob and Dick had to support the Irish lad between them, for he was on the point of becoming totally unconscious.
The others pulled upon the rope with might and main, and slowly but surely the human
