to me the most amazed of the whole raided lot. He appeared for an instant as if paralyzed with astonishment. He stood rooted to the spot. He never moved a limb. A solitary gas-jet flared near his head; all the other lights had been put out at the first alarm. And presently, from my dark corner, I observed on his shaven actor's face an expression of puzzled, vexed watchfulness. He knitted his heavy eyebrows. The corners of his mouth dropped scornfully. He was angry. Most likely he had seen through the game, and I regretted I had not taken him from the first into my complete confidence.
"But with the appearance of the girl he became obviously alarmed. It was plain. I could see it grow. The change of his expression was swift and startling. And I did not know why. The reason never occurred to me. I was merely astonished at the extreme alteration of the man's face. Of course he had not been aware of her presence in the other cellar; but that did not explain the shock her advent had given him. For a moment he seemed to have been reduced to imbecility. He opened his mouth as if to shout, or perhaps only to gasp. At any rate, it was somebody else who shouted. This somebody else was the heroic comrade whom I had detected swallowing a piece of paper. With laudable presence of mind he let out a warning yell.
"It's the police! Back! Back! Run back, and bolt the door behind you.'
"It was an excellent hint; but instead of retreating the girl continued to advance, followed by her long-faced brother in his knickerbocker suit, in which he had been singing comic songs for the entertainment of a joyless proletariat. She advanced not as if she had failed to understand—the word 'police' has an un-
