



The Benjamin N. Duke House
Upper East Side
Built in 1881 for Arm & Hammer baking soda magnate John Dwight, this Beaux-Arts brownstone showcases the opulent rowhouse style that defined Gilded Age New York.
Gilded Age mansion
Beaux-Arts architecture
Historic landmark
Arm & Hammer legacy
The Benjamin N. Duke House
Upper East Side




Built in 1881 for Arm & Hammer baking soda magnate John Dwight, this Beaux-Arts brownstone showcases the opulent rowhouse style that defined Gilded Age New York.
Gilded Age mansion
Beaux-Arts architecture
Historic landmark
Arm & Hammer legacy