Thorndyke and the superintendent looked at one another and both smiled.
"I know what you are thinking, sir," said the latter.
"I am sure you do," was the reply, "and it is useless to pretend that you don't agree with me."
"Well, sir," said Miller doggedly, "if that handkerchief has been put there as a plant, it's Belfield's business to prove it. You see, doctor," he added persuasively, "it isn't this job only that's affected. Those spoons, those salt-cellars and that locket are part of the proceeds of the Winchmore Hill burglary, and we want the gentleman who did that crack—we want him very badly."
"No doubt you do," replied Thorndyke, "but this handkerchief won't help you. A sharp counsel—Mr. Anstey, for instance—would demolish it in five minutes. I assure you, Miller, that handkerchief has no evidential value whatever, whereas it might prove an invaluable instrument of research. The best thing you can do is to hand it over to me and let me see what I can learn from it."
The superintendent was obviously dissatisfied, but he eventually agreed, with manifest reluctance, to Thorndyke's suggestion.
"Very well, doctor," he said; "you shall have
