Perfectly perched on the 8th and 9th floors of 1 East End Avenue, this sun-flooded, grand eleven-into-ten room prewar duplex has sweeping river views and has been masterfully renovated by the acclaimed architects Fairfax and Sammons and exquisitely finished by renowned interior designers Brockschmidt & Coleman. Impeccably designed with timeless elegance and refined craftsmanship, this residence c...