You know what that means, Von der Herts.

The Tower of London--and a firing squad!" Deliberately he walked away from the inspector, and stood facing the window.

Von der Herts was fingering idly that Indian knife which lay on his desk.

With a quick hunted look about the room, he raised his hand; and before I could leap forward to stop him he had plunged the knife into his heart.
Colonel Hughes turned round at my cry, but even at what met his eyes now that Englishman was imperturbable.
"Too bad!" he said.

"Really too bad! The man had courage and, beyond all doubt, brains.