The final token of abnormality in the man’s appearance was not connected with his body, however, but with his head; for to Wolf’s consternation the glossy black hair upon his scalp had moved , moved about an eighth of an inch, pushing the parting over to the wrong place.

Mr. Urquhart’s mouth was open; but this was not all, for his thin lips were inward-drawn over the rims of his gums, and there was a staring intensity of outrage in his face, worthy to be compared with that peculiar expression which the sculptor Scopas used to lay upon the hollow eye-sockets of his figures!

Both men were far too engrossed with what was occurring to do more than turn their eyes towards Wolf as he approached. Mr. Urquhart gave a perceptible shrug with his left shoulder. Jason’s cheek flushed duskily. But not another sign did either make to greet him.