At the old structure everything was dark and deserted.

"Say, Oi'll go along wid ye," said Mosey, as the young machinist dismounted from his seat. "There's something there Oi want to show ye."

Corrigan wished to interfere, but Jack, who believed that the Irishman was now really inclined to render assistance, would not let him.

"There are some papers that belong to Mr. Gray. Dennis stole them when the house was burning," said Mosey, when he and Jack were alone. "Oi can't read, but Dennis said they'd be worth money to us some day."

"Where are they?" asked Jack, with interest.

"Will you be aisy on me if Oi tell ye?" asked Mosey.

"Perhaps I will."

"Oi'll trust ye," replied Mosey. "They're up stairs, under the flure."

They ascended the stairs, and taking up a board that Mosey pointed out, Jack drew out a small, oblong packet.

"I can't read it now," said the young machinist. "Come along. If the contents are valuable I'll see that you get full credit for giving it up."