`I got up. He'd driven that bolt into himself, or my falling on him had done it, until the point hit the floor. The back of his head had hit the iron fender when we went over.'

Dalrye sat back with his hands over his eyes.

21. Unsolved

For a moment he could not go on. He reached blindly after the whisky again. Rampole hesitated; and then helped him pour some more.

`I don't understand,' Dalrye muttered in a dull voice,' `I don't know why he came back..

`Perhaps,' said Dr Fell, `I can tell you. Sit quietly for a moment, boy, and rest yourself…. Hadley, do you see now?'

'You mean.?'

`I mean this. When Driscoll stood there at the Traitors' Gate, at the Tower of London, talking to Mrs Bitton at one-thirty, he remembered something. The recollection of it startled him nearly out of his wits. He said he had to go and attend to it. What did he remember?'

`Well?' queried Hadley.

`Think back! He was talking to her, and he mentioned something, about his uncle. That was what made him remember, for his outburst followed it. Think!'