I am Chief Inspector Winter, of Scotland Yard." "You don't say so, sir!" stammered Robinson.
"But I do say it, and will prove it to you, of course.

I'll be with you in a minute or two.

There's someone coming.

You and I must not be seen together." Robinson made off, and Winter lounged along the Knoleworth road.

He met Bates, going to the post with letters.
Naturally, Bates looked him over.