This asymmetrical doorknob set was made by Sargent in the 1900 catalog. It is part of the B-21800 Alby group. The set includes two doorknobs with a spindle, a rosette, and an entry back plate. Knobs 2.5 in. Diameter x 2.5 in. D, 2.25 in. Diameter x 2.375 in. D, plate 11 in. H x 3 in. W x 0.5 in. D, rosette 2 in. Diameter x 0.5 in. D, lock hole 1.125 in. Diameter, drop 4.625 in. Small items under 5 lb. No larger than 12 in. Medium-sized items 5 lb. No larger than 30 in. Processing time may take up to 1-2 weeks, depending on the original location. Please send pictures to verify the damage.