“Don’t talk like a donkey,” cried Gwyn, who had lost his temper now. “I tell you we came in because something was wrong.”

“Very,” said the man.

“The steam was hissing horribly, as you hear it now. Aren’t you going to try and stop it?”

“Stop it?” said the man. “What for? Want me to blow the place up?”

“Of course not; but I want you to stop up those holes.”

“You don’t know what you’re talking about, squire, or else it’s to throw me off the scent.”

“I know the steam’s escaping horribly.”

“Yes; all waste, through them not finishing that pump.”

“Then try and stop it.”

“Stop it? Don’t I tell you there’s too much pressure on as it is?”