Dave was delighted to note that Bob was recovering rapidly and that Pat Stoodles was also doing as well as could be expected.
"You want to be careful, Dave," said Bob. "We can't afford to lose you."
"And I don't want to be lost," answered the young diver, grimly.
"Have you seen anything of the savages?"
"Not a sign."
"They must wonder what has become of us."
"Perhaps they think we escaped to the ship."
"If we only had!"
"That is so, Bob, but we have got to make the best of it."
"And you can't see a sign of the ship anywhere?"