Peter read down the list and blinked in amazement at some of the things.

The letter ended with: In return for this, we will send an equal weight of some of our old museum pieces of paper. Papers like the one we took from you; things called "money." Will this be satisfactory? Here is a sample.

Yours very truly,

Rolath Guelph.

Money? Peter looked at the bill that was enclosed. It was a five-hundred-dollar-note! And they said they would exchange pound for pound! That meant that for one pound of old newspapers, he would get one pound of banknotes!

It sounded screwy, but Peter Merton was not a man to argue. If it worked, fine; if it didn't, what could he lose?

Peter jammed his hat on his head, folded the list and the five hundred dollars in his pocket, and strode out the door. He stopped in the outer office at the desk of Miss Simmons, who was typing up some letters.

"Come along, Miss Simmons," he said. "Get your hat; we have some things to do."

Miss Simmons looked startled, but she did as she was bid. Fifteen minutes later, they were in a second-hand book shop on Sixth Avenue.

Peter squinted at the list in the dim light. "I want The Story of English by Mario Pei," he said to the proprietor, "and The Story of Language by the same author. Give me a copy of the memoirs of Winston Churchill, the—"