chines until they reached the side road, about a hundred yards away. There the others left them, after shouting good-bye. Frank and Joe watched Chet's motorcycle, heavily loaded disappear into the mists that hovered over the road, and then they prepared to continue their journey back to Bayport.
The shore road dipped at that point and wound down along the edge of the bay in a deep spiral, which brought them at one point almost back to the cliff at the top of which the Polucca place was located, although by now they were nearer the water's edge. From there the road sloped directly down to the shore, then ran along the edge of the bay and in toward the city.
Frank looked up toward the top of the cliff that loomed high above them. They could not see the Polucca place from where they were, as it was on the high ground and almost masked by trees, but the mystery of the place still preyed on their minds.
"I'd like to go back there yet," said Frank suddenly. "That affair of the tools has me guessing."
"Me too. But I think we'd better go on home. We can come back some other time and look for them."
"One minute I think it was only a practical joke of some kind. And the next minute I think
