I have come about the murder of Reginald Dimmock, the disappearance of his corpse, and the disappearance of Prince Eugen of Posen.

I thought you might be able to help me in some investigations which I am making.' Miss Spencer's eyes gleamed, and she stood up and moved swiftly to the mantelpiece.
'You may be a Yankee, but you're a fool,' she said.
She took hold of the bell-rope.
'Don't ring that bell if you value your life,' said Nella.
'If what ?' Miss Spencer remarked.
'If you value your life,' said Nella calmly, and with the words she pulled from her pocket a very neat and dainty little revolver..