Yes; he knew Chang Foo's--too well.

Underground Chinatown--where a man's life was worth the price of an opium pill--or less! Mechanically his hand slipped into his pocket and closed over the automatic that nestled there.

Once in--where he had to go--and the chances were even, just even, that was all, that he would ever get out.

Again he was tempted to return to the Sanctuary and make the attempt as Larry the Bat.

Larry the Bat was well enough known to enter Chang Foo's unquestioned, and--but again he shook his head and went on.