The sunlight was marvellous—in fact the glare was almost too great for me. We had some creamy coffee instead of tea, then went upstairs and unpacked our few belongings. Poirot was in his most unapproachable mood, lost in a kind of reverie. Once or twice he shook his head and sighed.

I had been rather intrigued by a man who had got out of our train at Bolzano, and had been met by a private car. He was a small man, and the thing about him that had attracted my attention was that he was almost as much muffled up as Poirot had been. More so, indeed, for in addition to greatcoat and muffler, he was wearing huge blue spectacles. I was convinced that here we had an emissary of the Big Four. Poirot did not seem very impressed by my idea, but when, leaning out of my bedroom window, I reported that the man in question was strolling about in the vicinity of the hotel, he admitted that there might be something in it.

I urged my friend not to go down to dinner, but he insisted on doing so. We entered the dining-room rather late, and were shown to a table by the window. As we sat down, our attention was attracted by an exclamation and a crash of falling china. A dish of haricots verts had been upset over a man who was sitting at the table next to ours.

The head waiter came up and was vociferous in apologies.

Presently, when the offending waiter was serving us with soup, Poirot spoke to him.

"An unfortunate accident, that. But it was not your fault."

"Monsieur saw that? No, indeed it was not my fault. The gentleman half sprung up from his chair—I thought he was going to have an attack of some kind. I could not save the catastrophe."

I saw Poirot's eyes shining with the green light I knew so well, and as the waiter departed he said to me in a low voice:—

"You see, Hastings, the effect of Hercule Poirot—alive and in the flesh?"

"You think—"