If you don't believe me, I'll take a taxi and we'll go down to Scotland Yard and I'll stand by what they say.' His brow grew dark with wrath.

'What infernal nonsense is this?
Scotland Yard! What the devil has Scotland Yard to do with it?
You're an imposter.

I can see it in your face.

I'll have your depot rung up, and you'll be in jail in a couple of hours.

I know a deserter when I see him.