The Hilltop Boys on Lost Island

"You can carry me and swim yourself all right, Jack?" asked Jesse W. "Maybe I can swim a bit myself now."

"Never you mind about that," said Jack. "You just stay on my back till I tell you to get off," and the boy swam with a good, steady stroke toward the approaching yacht, keeping a lookout for sharks, as he knew they would be sure to appear soon, seeming to scent blood for miles.

Without letting the younger boy know that he was on the lookout he kept a strict watch on all sides for more of the rapacious creatures, and at length discovered two making for him in different directions, one of them suddenly appearing between him and the yacht, which was rapidly approaching.

"That fellow will be frightened off or perhaps go under the vessel," he thought, "but the other one is coming on pretty fast. I hope he won't get to the yacht before me."

The people on the yacht saw the shark between them and Jack, and Dick Perciv