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172 stand in the courts to convict this fellow, and if he's scared off before we get that, the game will be up.

"That's what my photo telephone will do—it will get the evidence, just as a dictaphone does. In fact, I'm thinking of working it out on those lines, after I clear up this business.

"Just suppose we had detectives stationed at all the telephones near the sawmill, where this fellow would be likely to go. In the first place no one has seen him, as far as we know, so there's no telling what sort of chap he is. And you can't go up to a perfect stranger and arrest him because you think he is the man who has spirited away Mr. Damon.

"Another thing. Until this fellow has talked and made his offer to Mrs. Damon, to restore her husband, in exchange for certain papers, we have no hold over him."

"But he has done that, Tom. You heard him, and you have his voice down on the wax cylinder."

"Yes, but I haven't had a glimpse of his face. That's what I want, and what I'm going to get. Suppose he does go into the telephone booth, and tell Mrs. Damon an address where she is to send the papers. Even if a detective was near at hand he might not catch what was said. Or,