.52 caliber, 22" round barrel with blade front and two leaf rear sights, S/N 9104. Lockplate marked MANUFACTD BY/RICHARDSON & OVERMAN,/PHILADA in three lines, over serial number 9104. Gallager patent mark at tail of lock. Walnut stock with iron furniture including a two-piece iron patch box and sling bar with saddle ring, leaf rear sight.
About good to very good overall. Metal with dull gray patina and scattered light surface oxidation, staining and light pinpricking. Very good bore. Mechanically functional. Wood with bumps, dings and mars, no visible cartouche, a small diamond and the number "86" are lightly scratched in the reverse of the stock.