three matching antique american victorian era cast iron doorknob rosettes possibly made by sargent or the reading hardware company. the group of rosettes feature alternating abstract floral motifs surrounding the deep-seated thimble. each rosette contains three pre-drilled screw holes for mounting flush against the surface of the door. traces of the original copper and/or brass "wash" remain intact. measure approximately 2 inches in diameter. priced for the lot of three.