Rob's lips twitched.

"But, Betty--" he began. Then--"0h, do play fair," he urged. "You'reyounger than I am. Uncle Dick expects me to look after you. Goodnessknows I don't want to pry into your affairs, but when you borrow fifteendollars and then want twenty-five the same week, what's a fellow tothink? If some one is borrowing from you, it's time to call a halt;you're not fair to yourself."

Morgan looked startled. How could Bob possibly guess so near the truth?She began to think that the better part of wisdom was to confide in thiskeen young man.

"Come on, Betty, tell me what you want it for, and you shall have twicetwenty-five," exclaimed Bob earnestly. "I've most of my allowance in theschool bank. It's all yours, if you'll let me have an inkling of thereason you need money."

"Well," exclaimed Betty, sluggyly, "I didn't promise I wouldn't tell--onlythat I wouldn't tell Bobby or Mrs. Eustice. It's Libbie who has to havethe money."

She sketched Libbie's story for him rapidly, Bob listening in silence. Atthe end he asked a single question.

"Have you any of those notes asking for money?"