thing supernatural, and he wouldn't stay. But I'll show you in."
During this long speech, Valeska's eyes traveled over Mrs. Barrister's portly person; but the Master of Mysteries seemed rapt in thought, abstracted and inattentive. He rose now, however, and followed through the folding doors into the library beyond. The shades had been drawn as if a death had occurred; she raised them, showing a square room, every wall lined with glass-covered bookcases. She went up to one, beside a window, and threw open a door. It was as if she were displaying a rifled tomb.
"Here is where it was kept, right in there. You can see the marks of a chisel or something near the lock. The frame was pried open. Isn't it dreadful? That book was like an only child to us!"
Astro apparently gave it scarcely a glance. "Mrs. Barrister," he said, "I'll ask you kindly to leave me here alone for fifteen minutes. I am extraordinarily sensitive to vibrations; but I must be undisturbed while I concentrate my mind sufficiently to induce the proper psychic conditions. Meanwhile my assistant will stay with you."
Mrs. Barrister was impressed, and withdrew without further questioning. The door of the library was shut, and the two women sat down by a window in the reception-room. Valeska immediately began her own line of investigation.
"When did you last see the book?" she asked.
"Thursday afternoon at about four o'clock I showed it to a caller, and then locked the case as usual. We got home from the theater that night a little after ten, and went almost immediately to the library, as we
