"That's a pretty question to ask! as if I could know anything contained in that paper, when I've never seen it except in your hand."

"This rascal, for whom we have been working these three months, wants to get clear of us, so soon as he has obtained from us all the aid he desires."

"What, Duffel?"

"Yes, Duffel."

Dick stood a moment, as if in doubt whether to believe Bill's words or not; at length he inquired:

"How do you know this?"

"Why, here it is, in his own hand-writing."

That he wants to betray us?"

"No—yes—that is, he wants to get us out of the way!"

"How?"