Impeccable 11 into 9 room prewar cooperative duplex. Graced with good bones and considerable square footage, this high style residence lays out beautifully downstairs for big and gracious entertaining, and upstairs it is ideal for comfortable family living that allows for lots of space and privacy. Sleek and chic high quality millwork and floors define the spaces and imbue the residence with a significant architectural presence. Every room feels correctly proportioned and properly placed as the minimalist aesthetic has an all embracing classic and warm sensibility. Notable features include a fireplace in both the living room and library, as well as in the upstairs sitting room, and a marvelous floating staircase. The superb layout includes a nice big gallery, a living room and library that abut each other thereby creating a grand lateral "great room" type of expanse, and a dining room that seats thirty and is serviced by a streamline and efficient windowed kitchen. There is a well placed powder room and a practical back staircase. The private quarters boast a marvelous master suite with marble bathroom and bountiful closets. There is also a lovely sitting room plus three additional bedrooms, two additional baths and plenty of closets. This apartment provides an excellent opportunity for the discerning buyer to move into a pitch perfect abode that provides an amazing back drop for a sophisticated and refined life style. White-glove high service and sought after building. Pets welcome.