4 East 70th Street, built in 1937, is on one of the most coveted blocks in Manhattan. Located across from the Frick Collection between 5th and Madison Avenues, 4 East 70th Street is in a premier neighborhood of fine restaurants, excellent shopping and galleries. The building is comprised of 37 units some like this one being duplex apartments, which affords a high degree of privacy and specialization of interior space. The building is full service offering a 24 hour doorman, a live-in superintendent and storage.    Located on the 7th and 8th floors, this A line, 6.5 room Prewar Duplex offers stunning views of Central Park overlooking the Frick Museum. This spacious residence features an elegant layout with beautiful herringbone hardwood floors, classic crown moldings, a wood-burning fireplace, abundant natural light and Museum and park views. Enter through the gracious gallery foyer which opens to a beautiful corner living room facing north and east. There is an adjacent Dining Room facing south and nearby Powder Room. Perfect for entertaining. The Windowed Kitchen features top-of-the-line appliances and leads into the maid's room and utility closet that includes a washer and dryer. A sweeping staircase leads you up to the expansive Master Bedroom and 2nd Bedroom. Both bedrooms have en-suite baths, excellent closet space and park views over the Frick. A small pet is allowed with board approval and private storage is available.