Marked "ALLEN & THURBER / WORCESTER" on one barrel rib "1837 CAST-STEEL" on the next. "ALLENS PATENT" is stamped on the left side of the hammer. Scroll and floral engraving is present on the frame and recoil shield, and matching numbers are visible on the hammer, trigger guard, barrels, grips, mainspring and frame.

Good, with traces of the original blue, showing a mixed brown patina overall, bright edge wear and scattered spotting. Grips are also good, with some mild pressure dents. Mechanically fine.

As A, with "ALLEN & THURBER WORCESTER" on the barrels, scroll engraved frame and recoil shield.

Fine, with 40% of the original blue finish, strongest on the barrels, with areas of brown patina and handling marks. Grips are very good, with mild pressure dents and scratches. Mechanically fine.