“Don’t try it,” warned Fred, who pulled the bow oar. “You’ll be sorry.”

“How about Fred up there?” demanded John.

“We’ve all got our backs turned to him and he may look around every minute for all we know.”

“Sam can see him,” exclaimed Grant. “Has he looked around yet, Sam?”

“Ah ain’t seen him if he has,” replied Sam, grinning from ear to ear and showing a double row of ivory teeth.

“If he does, you just tell us,” said Grant, “and we’ll fix him.”

“Yas, sah,” grinned Sam. “Ah’ll report all right.”

“Seen any boats yet, Sam?” demanded George.

“No,” said Sam before Grant could stop him.

“Look here, Pop,” exclaimed Grant hotly, “you ought not to have asked him that question. We made an agreement not to look around, but what’s the use if you aren’t going to live up to it?”