He sat there with his unlit pipe in his hand, thinking. There were one or two other things in the back of his brain, waiting to be taken out and looked at. For the moment he left them undisturbed. They would come back to him later when he wanted them.

He laughed suddenly, and lit his pipe.

“I was wanting a new profession,” he thought, “and now I’ve found it. Antony Gillingham, our own private sleuthhound. I shall begin today.”