They went in at once and Marion selected a seat behind a post, so that she could keep her face continually in the shadow.

She realized that there was a chance of her being mistaken, for a bill board picture is not always over-accurate, and then, too, she admitted that there was something strange about the fancied resemblance.

“It was his general contour that convinced me, not his face,” she said, over and over. “Mr. Lawson was very dark, but Professor Dabroski is lighter.”

“That is easily done,” was Mr. Ray’s answer; “but you must be very certain in your identification. It would be an awful thing to accuse the wrong person.”

“I’ll be very careful,” was Marion’s answer, and then the curtain went up amid great applauding.

Marion’s nerves were so tense that she felt like screaming when her first glimpse of the stage showed it to be entirely empty.

The rough crowd in the theatre began jeering and whistling, and at last a man appeared upon the stage and walked directly to the footlights.

“Is that he?” asked Mr. Ray, in a trembling whisper.

Marion shook her head as she scrutinized the face and figure.