17There was a long silence while Campion fitted these new and staggering data into the story as he knew it. Gradually the full significance of the facts became clear to him, and a dozen questions with one horrifying possibility shot into his mind.
“It wasn’t a matter of making them squeal,” Oates said suddenly. “Most of them talked, and not one had any idea he was working for the enemy. Some of them were almost funny on that subject. Do you remember a dreadful little man called Knapp—Thos Knapp, he called himself—we caught him when we frustrated the Cassiobury business; he was appalled at the suggestion he was working for Jerry, he thought it was a respectable job, he said; and he honestly did think he was working for Kuyper, the big shot in the silver racket. He went down for eighteen mo
