.32 caliber. 4.5" fluted barrels. SN: O 165. Blued finish, color casehardened hammer, smooth varnished two-piece walnut grips. Double action bar hammer percussion pepperbox with engraved frame and recoil shield, fluted six barrel cluster and no sights. Barrel marked in one of the flutes ALLEN & THURBER WORCESTER on the left side of the bar hammer ALLENS PATENT/1845. Matching serial number 165 inside triggerguard, on frame under left grip, on upper breech of barrel and inside both grips. A very nice condition larger than average Allen & Thurber pepperbox often referred to as a "Baby Dragoon" as it is larger than the medium frame guns but not the size of an actual "Dragoon" pepperbox. From the Collection of Charles Worman, co-author of the two volume set Firearms of the American West.