Model 1837 marine percussion pistol. Round barrel with thunderbolts. Breechblock stamped "Mle 1837". Rear lock engraved "Mre Rle de Châtellerault" and round-bodied hammer with two cocking notches. Uniformly stamped brass fittings, ink cap and "MB" marking. Iron ramrod, belt hook and bridle. Length : 30 cm B.E.