DUPLEX TWO BEDROOM WITH PRIVATE ROOFTOP DECK Rarely available two bedroom condominium with private rooftop in the heart of the Upper East Side. Residence 9W is a sun-filled duplex perched atop a five-floor pre-war walk-up and combines classic city charm with a lovely rooftop deck for seasonal indoor-outdoor living. The first level begins with an open-concept living, dining, and kitchen space wit...