“It’s a missing lady, Sergeant, and we think she is in that house. I expect a warrant presently.” “Then I’ll keep my eye on the parties, Mr. Holmes. If anything comes along, I will surely let you know.” It was only nine o’clock, and we were off full cry upon the trail at once. First we drove to Brixton Workhouse Infirmary, where we found that it was indeed the truth that a charitable couple had called-some days before, that they had claimed an imbecile old woman as a former servant, and that they had obtained permission to take her away with them. No surprise was expressed at the news that she had since died. The doctor was our next goal. He had been called in, had found the woman dying of pure senility, had actually seen her pass away, and had signed the certificate in due form. “I ass