Ball helmet M1871. From the Jean-Marie Krzywanski collection. Helmet with its interior cap, rear reinforcement ring, reinforcement ring on the nape, this one with a label from an old collection. Round visor, reinforcement ring missing. Devissable ball. The threaded rod and nut are on the back. Base with Perlring. Half jugular with domed scales. Helmet mounted with an eagle of the Guard model 1895 in nickel silver, missing bridges, fixed with wire. Wear, patina. Artillery spike helmet, model M1871. From the Jean-Marie Krzywanski collection. Retains its original liner, rear spine, and neck guard spine, the latter bearing an old collection label. Rounded visor, visor trim is missing. Detachable spike threaded rod and nut are later replacements. Spike base with Perlring. Half chinstrap with convex scales. Fitted with a German silver Garde eagle plate (1895 model), secured with wire. Side posts are missing. Shows wear and patina.