A True Masterpiece in the Heart of Fifth Avenue Apartment 9EF at 1 East 66th Street is a truly exceptional offering, presenting a once-in-a-lifetime opportunity to own an unparalleled residence. This expansive, south facing, sun-drenched apartment is uniquely positioned to provide breathtaking views of Central Park, hotel style living, and a floor-plan with perfect bones for maximized living. Boa...