"I regret, madam, to trouble you, but I am in search of information you can supply. It is with regard to a certain Elma Heath whom you had as pupil here, and who left, I believe, about two years ago. Her parents lived in Durham."

"I remember her perfectly," was the woman's response as she sat behind the big desk, having apparently at first expected that I had a daughter to put to school.

"Well," I said, "there has been some little friction in the family, and I am making inquiries on behalf of another branch of it—an aunt who desires to ascertain the girl's whereabouts."

"Ah, I regret, sir, that I cannot tell you that. The Baron, her uncle, came here one day and took her away suddenly—abroad, I think."

"Had she no school-friend to whom she would probably write?"

"There was a girl named Leithcourt—Muriel Leithcourt—who was her friend, but who has also left."

"And no one else?" I asked. "Girls often write to each other after leaving school, until they get married, and then the correspondence usually ceases."

The principal was silent and reflective.

"Well," she said at last, "there was another pupil who was also on friendly terms with Elma—a girl named Lydia Moreton. She may have written to her. If you really desire to know, sir, I dare say I could find her address. She left us about nine months after Elma."

"I should esteem it a great favor if you would give me that young lady's address," I said, whereupon she unlocked a drawer in her writing-table and took therefrom a thick, leather-bound book which she consulted for a few minutes, at last exclaiming: