He made Gerald uncertain, because, being tall and slender and reticent, he looked like a gentleman.

‘Who is your servant?’ he asked of Halliday. ‘He looks a swell.’

‘Oh yes — that’s because he’s dressed in another man’s clothes. He’s anything but a swell, really. We found him in the road, starving. So I took him here, and another man gave him clothes. He’s anything but what he seems to be — his only advantage is that he can’t speak English and can’t understand it, so he’s perfectly safe.’

‘He’s very dirty,’ said the young Russian swiftly and silently.

Directly, the man appeared in the doorway.