“Go ahead and cut,” I threatened ominously.

“I’d rather disappoint you,” he laughed, and turned on his heel and went aft.

“Something must be done, Humphrey,” Maud said, next morning, when I had told her of the night’s occurrence. “If he has liberty, he may do anything. He may sink the vessel, or set fire to it. There is no telling what he may do. We must make him a prisoner.”

“But how?” I asked, with a helpless shrug. “I dare not come within reach of his arms, and he knows that so long as his resistance is passive I cannot shoot him.”

“There must be some way,” she contended. “Let me think.”

“There is one way,” I said grimly.

She waited.

I picked up a seal-club.

“It won’t kill him,” I said. “And before he could recover I’d have him bound hard and fast.”

She shook her head with a shudder. “No, not that. There must be some less brutal way. Let us wait.”