"Trouble?"
"Yes. But there's not much chance of that. They don't even know where the papers are."
"All right, I'll get them. Have a good time at the game, Billy boy."
"I will, and look out for Prince. So long!" and Will hung up the receiver, while Grace over the private wire, telephoned to the groom to saddle Prince. Then she went out to tell her friends of her little trip.
And while she is doing this, I will interject a few words of explanation so that those who did not read the first volume of this series may have a better understanding of the characters and location of this story.
The first book was called "The Outdoor Girls of Deepdale; Or, Camping and Tramping for Fun and Health." In that is given an account of how the four chums set off to walk about two hundred miles in two weeks, stopping nights at the homes of various friends and relatives on the route. At the very outset they stumbled on the mystery of a five hundred dollar bill, and it was not until the end that the strange affair was cleared up most unexpectedly.
The four girls were Betty Nelson, a born leader, bright, vigorous and with more than her share of common sense. She was the daughter
