In the marble-floored vestibule of the Metropolitan Grand Hotel in Buffalo, Professor Stillson Renmark stood and looked about him with the anxious manner of a person unused to the gaudy splendor of the modern American house of entertainment. The professor had paused halfway between the door and the marble counter, because he began to fear that he had arrived at an inopportune time, that something unusual was going on. The hurry and bustle bewildered...