He was young, not more than five-and-twenty, I should say, with a strong, masculine face; but he was exceedingly pale and gave me the impression of a man who was suffering from some strong agitation, which it took all his strength of mind to control.
"I am sorry to knock you up so early, Doctor," said he, "but I have had a very serious accident during the night.

I came in by train this morning, and on inquiring at Paddington as to where I might find a doctor, a worthy fellow very kindly escorted me here.

I gave the maid a card, but I see that she has left it upon the side-table." I took it up and glanced at it.

"Mr.Victor Hatherley, hydraulic engineer, 16A, Victoria Street (3rd floor)." That was the name, style, and abode of my morning visitor.

"I regret that I have kept you waiting," said I, sitting down in my library-chair.