two original 19th century antique american victorian era ornamental cast bronze interior residential passage door rosettes designed and fabricated by the hopkins & dickinson mfg. co., new york city, ny. the circular-shaped backplates or rosettes have a nicely aged and mostly uniform surface patina. multiple sets available - with and without doorknobs. each rosette contains three holes for mounting purposes. priced for the pair. measures 2 inches in diameter.