of his assistants. "I've got the cab, sir," he reported. "Waiting outside now. Took up a fare in Whitehall, opposite the Admiralty, and drove him to Charterhouse Street; got down just by the Meat Market. That's all the man seems to know."

Plummer questioned the cabman, and found that as a matter of fact that was all he did know. So, telling him to wait to take us our little journey, we returned and reported his information to Hewitt.

"Just as I expected," he said, quietly. "He stopped the cab a bit short of his destination, of course,—just as you will, no doubt. There's not a great deal in the evidence, but it confirms my idea."