“Just one very old photograph of mother.”

“Hmm, Dr. Reinach doesn’t strike me as that sentimental. Well, good night. Don’t forget the chair. You’ll be quite safe, I assure you.”

He waited in the frigid darkness of the corridor until he heard her creep out of bed and set a chair against the door. Then he went into his own room.

And there was Thorne in a shabby dressing-gown, looking like an ancient and dishevelled spectre of gloom.

“What ho! The ghost walks. Can’t you sleep, either?”

“Sleep!” The old man shuddered. “How can an honest man sleep in this God-forsaken place? I notice you seem rather cheerful.”

“Not cheerful. Alive.” Ellery sat down and lit a cigarette. “I heard you tossing about your bed a few minutes ago. Anything happen to pull you out into this cold?”

“No. Just nerves.” Thorne jumped up and began to pace the floor. “Where have you been?”

Ellery told him. “Remarkable chap, Reinach,” he concluded. “But we mustn’t allow our admiration to overpower us. We’ll really have to give this thing up, Thorne, at least temporarily. I had been hoping... But there! I’ve promised the poor girl. We’re leaving tomorrow as best we can.”

“And be found frozen stiff next March by a rescue party,” said Thorne miserably. “Pleasant prospect! And yet even death by freezing is prefer-able to this abominable place.” He looked curiously at Ellery. “I must say I’m a trifle disappointed in you, Queen. From what I’d heard about your professional cunning...”