This sprawling full-floor 12-room residence with four exposures was designed by renowned architect J.E.R. Carpenter. The apartment is located at 635 Park Avenue, a premier full-service white-glove prewar cooperative, constructed in 1912 and located on the southeast corner of East 66th Street.The generously scaled rooms feature exquisite classic prewar details including herringbone hardwood floors, high ceilings, four wood-burning fireplaces, and oversized windows allowing for abundant natural light throughout the day from all four exposures.The private elevator landing leads to an elegant circular gallery which opens to the entertaining rooms and a conveniently located guest powder room. The grand corner living room facing south and west onto Park Avenue opens through double doors to a gracious corner formal dining room facing south and east. Both the living room and dining room feature wood-burning fireplaces as does the library and adjacent bedroom/sitting room. In addition, the living room, library, primary corner bedroom, and bedroom/sitting room all directly overlook Park Avenue. The private quarters include five bedrooms and four windowed bathrooms, three of which are en-suite.Adjacent to the expansive windowed kitchen, which can be accessed from the dining room or from the gallery, is a large windowed east-facing breakfast room. The kitchen leads into a laundry room with easy access to the service entrance and staff room.Amenities of this well-maintained full-service cooperative include a full-time doorman, live-in resident superintendent, fitness room, and private storage. The building allows 50% financing and there is a flip-tax of 2%.