“Has it occurred to you that, in the meantime, supposing your assumption that Savaronoff was the intended victim to be correct, the murderer may try again?”

“Of course it has. Two men are watching Savaronoff’s flat.”

“That will be very useful if anyone should call with a bomb under his arm,” said Poirot dryly.

“You’re getting interested, Moosior Poirot,” said Japp, with a twinkle. “Care to come round to the mortuary and see Wilson’s body before the doctors start on it? Who knows, his tiepin may be askew, and that may give you a valuable clue that will solve the mystery.”

“My dear Japp, all through dinner my fingers have been itching to rearrange your own tiepin. You permit, yes? Ah! that is much more pleasing to the eye. Yes, by all means, let us go to the mortuary.”