细节
A .450 FALLING-BLOCK SPORTING RIFLE BY ALEXANDER HENRY, NO. 2831
Action patent number 773, faceted backlock, plain finish, stock with iron butt-plate, the Henry-rifled barrel with open-sights and block-mounted bead-foresight
Weight 7lb. 15oz., 14¼in. pull, 28in. barrel, Black Powder proof