"What?"

The eyes round him now were ugly with fear. Wimsey kept his face steadily turned towards the President.

"How do you say you have contrived to get this information?"

"Well, I have been doing a little detective work on my own, you know."

"But you have been watched."

"True. The finger-prints of my watchers adorn the first page of the collection."

"This statement can be proved?"

"Certainly. I will prove it. The name of Number Fifty, for example——"

"Stop!"

A fierce muttering arose. The President silenced it with a gesture.