"You have heard of doubles, of course, Professor?" said Chichester, leaning his arms on the table and putting his hands one against the other, as if making a physical effort to be very calm.
"Of course. There was an account of one in that sermon of yours."
"Have you ever seen a double?"
"No; not to my knowledge."
"I suppose you disbelieve in them?"
"I have no reason to believe in them. I have not collected enough evidence to convince me that there are such manifestations."
"You know a double at this moment."
"Do I, indeed? And may I ask the manifestation's name?"
"Marcus Harding."
"Marcus Harding is a double, you say. Whose?"