"Shove off, captain. We are wasting time here. Mr. Babcock will go to the island with us, as he did before."
"Don't be in a hurry, captain," interposed the detective. "It is possible that I shall want to stay ashore. Now, Willis, come on deck and tell me who is to pay me for this night's work."
Willis knew, and so did Roy Sheldon, that this was simply a ruse on Babcock's part to take the superintendent out of the prisoner's hearing so that he could speak his mind to him without fear of being overheard. I afterward learned all about that rather stormy interview, and so I will tell of it here in its proper place.
"Look here," said Babcock, as soon as he and Willis had gained the deck. "You have brought me into a pretty mess, and I am going to get out of it with the least possible delay. I am as near the island as I am going to-night."
"You—you don't suppose—" began Willis.
"Yes; I mean to say that you have made me arrest the wrong boy," exclaimed the detective, as if he read the thoughts that were
