Page:Tom Swift in the Caves of Ice.djvu/56



announcement took them all by surprise. For a moment no one knew what to say, while the young inventor looked more closely at the parchment map.

"Do you really think he has dared to make a copy of it?" asked Mr. Swift.

"I do," answered his son. "That ink spot wasn't there when Abe gave him the map; was it?"

"No," replied the miner.

"And it couldn't get on in Andy's pocket," went on Tom. "So he must have had it open near where there was ink."

"His fountain pen might have leaked," suggested Mr. Jackson.

"In that case the ink spot would be on the outside of the map, and not on the inside," declared Tom, with the instinct of a detective. "Unless he had the map folded in his pocket with the