Met Museum block beauty! This sun-flooded completely charming four-bedroom duplex with huge planted terrace is in an elegant limestone mansion with two elevators and a virtual doorman (enabling package and dry cleaning deliveries). On the fifth floor are two winged bedrooms with 10 foot-ceilings and views to the neighboring townhouses, a large living/dining area with access to the east-facing terrace, a kitchen with work area and skylight, and a half-bath (could be a full bath) with vented washer/dryer. Upstairs are two additional bedrooms and two full baths. Light streams in from all four directions. In the heart of the Upper East Side just off Museum Mile and minutes from Central Park, P.S.6, this well-managed coop is sought after for its exceptional location and unique qualities. Pied-a-terre and pets allowed. Up to 80% financing permitted.