Sylvester shrugged his shoulders to indicate that proof could go no further. Goldberger took back the photographs from the foreman of the jury and ranged them before him on the table.
"Now, Mr. Sylvester," he said, "did you notice any correspondence between these prints?"
"Yes," answered the witness, in a low voice; "the thumb-prints on both robes were made by the same hand."
The audience sat spell-bound, staring, scarce breathing. I dared not glance at Swain. I could not take my eyes from that pale-faced man on the witness-stand, who knew that with every word he was riveting an awful crime to a living fellow-being.
"One question more," said Goldberger. "Have you any way of telling by whom these prints were made?"
"Yes," said Sylvester again, and his voice was so low I could scarcely hear it. "They were made by Frederic Swain. The prints he made just now correspond with them in every detail!"