Available for the first time in almost 50 years, this extraordinary ten room duplex, located on the 8th and 9th floors of the distinguished 1930 Emory Roth masterpiece, exudes old-world charm and comfortable elegance. At approximately 3,400 +/- sq ft, this gracious home offers grand proportions and original prewar details throughout including herringbone floors, high ceilings over 9-ft and beautiful moldings. Currently 3 bedrooms and 4 bathrooms, this duplex offers great flexibility for an additional 4th bedroom. Entering on the lower level, you are welcomed from a semi-private landing into a luxuriant gallery with a classic staircase. To the right, an immense living room with a wood burning fireplace faces east over Park Avenue. Across the gallery sits the large wood-paneled library with a full bath. The formal dining room is grand in scale and leads to the butler's pantry, kitchen and three staff rooms with another full bath. The elegant staircase leads to the private upper level with three bedrooms and two baths. The large, corner master bedroom, with en-suite bath, boasts four windows facing north and east over Park Avenue and offers four closets including one walk-in. The two additional bedrooms are well proportioned and share a bathroom. 784 Park Avenue, located at the corner of 74th Street, is a most coveted full service, white glove cooperative building with gym, private storage, bike room and top tier staff. Blocks from Central Park and amid all that Lenox Hill has to offer from upscale boutiques, restaurants, cafes, museums, schools and more. Pets and pied-a-terres are allowed. 2% Flip Tax paid buy BUYER. 60% Financing allowed.