A hansom cab, somewhat woebegone in appearance, threaded its way in a curiously dejected manner through the heart of New York's East Side. A fine drizzle fell, through which the street lamps showed as through a mist; and, with the pavements slippery, the emaciated looking horse, the shafts jerking and lifting up at intervals around its ears, appeared hard put to it to preserve its footing. The cab...