being throttled down to medium speed, for Tom was not as familiar with the lake as he would like to have been, and he did not want to run aground or into another craft.
He was thinking over what his father had told him about the presence of the men and vainly wondering what might be their reference to the "sparkler." His thoughts also dwelt on the curious removal of the bracing block from under the gasoline tank of his boat.
"I shouldn't be surprised but what Andy Foger did that," he mused. "Some day he and I will have a grand fight, and then maybe he'll let me alone. Well, I've got other things to think about now. The hotel detective can keep a lookout for the men around the hotel, after the warning I gave him, and I'll see that all is right at home."
The fog lifted somewhat and Tom put on more speed. As he was steering the boat along near shore he heard, off to the woods at his right, the report of a gun. It came so suddenly that he jumped involuntarily. A moment later there sounded, plainly through the damp air, a cry for help.
"Some one's hurt—shot!" cried the youth aloud.
He turned the boat in toward the bank. As he
