“Exactly.”

“And another thousand to the man who will name the person or persons who keep him in custody?”

“Exactly.”

“Under the latter heading is included, no doubt, not only those who may have taken him away, but also those who conspire to keep him in his present position?”

“Yes, yes,” cried the Duke, impatiently. “If you do your work well, Mr. Sherlock Holmes, you will have no reason to complain of niggardly treatment.”

My friend rubbed his thin hands together with an appearance of avidity which was a surprise to me, who knew his frugal tastes.