Young Carrington, too, shared his feeling; shared, too, though unknowingly, Mr. Wade’s calculation that his legs would just about carry him to the cage.

Richards, with an inward grin, assured himself that those two, at least, would attempt no afternoon expedition.

This farce of investigation would soon be ended. It would be quite safe to urge them to come down again. They had had quite enough. He looked forward with amused anticipation to making the suggestion after lunch.

Trevanion hesitated about declaring an intention to remain without the others through the noon hour. No, he would see young Carrington safely out of it first; then——

They were almost at the cage now.

Richards was showing them the bell at the side of the shaft, the signal to the engineer to hoist the cage.

“All the men but one get in,” he explained. “He touches the bell and races across to get in the cage. The engineer allows him so many seconds to make it. No, you can’t stop it after it starts.”

Mr. Wade, who had arrived at that stage when he recked not how the cage went up, as long as it went, continued an unlistening way to that haven.

There was a detonation from the development level.

“Blast,” said Richards, to young Carrington’s look. “They’re in rather dangerous ground, and so we have them leave it until just before the noon hour, in case——”