.69 caliber. 42 in. round barrel with three flat solid spring-retained barrel bands. SN: NSN. Bright finish, smooth oil-finished walnut stock. Percussion lock marked with a spread-winged American eagle over "US" and in three vertical lines at the tail: "HARPERS / FERRY / 1854." Tang of buttplate marked "US." Barrel dated 1851 on breech plug tang with standard proof marks on left breech along with a "Harpers Ferry PB/P" inspection. Retains original brass blade front sight on front strap of upper barrel band and the angular socket bayonet lug under the muzzle. Retains both original sling swivels. Stock with no visible cartouches. Period trumpet head ramrod is full-length with good threads on the end and is dished for conical ball ammunition. It is likely of European origin. Includes a US Pattern 1857 leather sling and a correct US Model 1835 Socket Bayonet. 

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Good to near very good condition. Metal lightly cleaned to steel gray with some scattered surface oxidation and discoloration as well as moderate amounts of pinpricking and some light pitting. Buttplate with more moderate pitting. Lock markings clear, barrel markings somewhat softer, no cartouches. Lock is mechanically functional. Smooth bore is good, moderately oxidized, and shows lightly scattered pitting along its length. Stock lightly sanded with edges slightly rounded. Wood with scattered bumps, dings, and mars. Bayonet about good with a thick brown patina. Sling about good with moderate wear.