"You'd best strike right along the old wood road," said the charcoal-burner. "That leads right to the lake, and I think will take you where you want to go. The old mansion is not far from the lake shore."
"Near the lake, eh?" mused Tom as he started off, after thanking the old fellow. "Now I wonder if I'd better try to get to it from the water or the land side?"
He found it impossible to ride fast on the old wood road, and when he judged he was so close to the lake that the noise of his motor-cycle might be heard, he shut off the power, and walked along, pushing it. It was hard traveling, and he felt weary, but he kept on, and about noon was rewarded by a sight of something glittering through the trees.
"That's the lake!" Tom exclaimed, half aloud. "I'm almost there."
A little later, having hidden his motor-cycle in a clump of bushes, he made his way through the underbrush and stood on the shore of Lake Carlopa. Cautiously Tom looked about him. It was getting well on in the afternoon, and the sun was striking across the broad sheet of water. Tom glanced up along the shore. Something amid a clump of trees caught his eyes. It was the chimney of a house. The young inventor walked
