"Maybe it is a dream after all, and we'll wake up and find ourselves in our bunks," was all Harry could say.
Before Frank could find anything to reply to this extraordinary suggestion he gave a sudden tense cry of:
"Hark!"
Both boys stopped and above their quick breathing they could hear the beating of their hearts.
Human voices were coming toward them.
Luckily Frank had his revolver, having been using it the day before in shooting at huge turtles that floated lazily by. He had by a lucky oversight neglected to take it off when he had finished his target practice, merely thrusting it back into its holster. He drew the weapon now, and grasping Harry by the arm pulled him down beside him into a clump of brush.
"We'll hide here till we see who it is coming," he said.
CHAPTER VII.
ADRIFT ON A FLOATING ISLAND.
The voices grew nearer and suddenly to his amazement Frank heard his own name mentioned. The next moment both lads broke into a loud exclamation of surprise.