Vintage Classic door knob sets made of brass with patina. The manufacturer is unknown. Each set includes two door knobs, two rosettes, and a spindle. Good condition with surface wear from prior use. The original mounting screws are not available. Priced as two door knob sets. The manufacturer and exact date of creation are unknown. The dimensions are Knob 2.25 in. diameter x 2 in. D, rosette 2.25 in. diameter x 0.5 in. D.