"Nothing is sure, madam, except that you will give me that diamond, or face a policeman in five minutes!"
The woman realised her helplessness. "Well," she said, "much good may it do you. You'll have to come and get it—I'm keeping it somewhere else. I'll go and get my hat."
Again Dorrington interposed. "I think we'll send your servant for the hat," he said, reaching for the bell-rope. "I'll come wherever you like, but I shall not leave you till this affair is settled, I promise you. And, as I reminded your husband a little time ago, you'll find tricks come expensive."
The servant brought Mrs. Hamer's hat and cloak, and that lady put them on, her eyes ablaze with anger. Dorrington made the pair walk before him to the front door, and followed them into the street. "Now," he said, "where is this place? Remember, no tricks!"
Mrs. Hamer turned towards Vauxhall Bridge. "It's just over by Upper Kennington Lane," she said. "Not far."
She paced out before them, Dorrington and Hamer following, the former affable and business-like, the latter apparently a little puzzled. When
