This grand Federal-style Manse was built in 1806-1807 for William Porter and is recognized as one of the oldest homes that remain in the South End. The property was thoughtfully designed into five unique homes.One of the homes is this remarkable sun-filled three-bedroom penthouse duplex offering 2205sqft, 4 stone enclosed wood mantel fp,recessed lighting & hardwood floors thruout,surround sound system,custom kitchen w/newer cherry cabinets,granite countertops w/bar&island,ss appliances,Thermador six burner gas range,2 large pantries & balcony off kitchen.DR with window seat nook & wood burning fireplace, living room w/custom book shelf units and wood burning fireplace,primary bedroom suite features gas fp,custom book shelf units,4 custom cedar closets,en-suite bath w/double sinks, oversized glass enclosed tiled shower,2nd bedroom is generously sized w/spacious closet,custom book shelf unit & gas fireplace,full staircase to the pvt roof deck w/mesmerizing views of Back Bay & South End!