Flintlock pistol. The pistol has a walnut stock fitted with a brass trigger guard and a brass buttcap. A single brass ramrod pipe is fitted at the fore-end into which the wooden ramrod is fitted. The pistol also has a brass sideplate of roughly S-shaped outline. The lock is a sidelock, flintlock and is secured by two nails. The pistol has a barrel of circular section which is smoothbore. The calibre is approximately 0.65in. The pistol is decorated on the lockplate with a crown over the letters 'GR' and bears the inscription 'DUBLIN CASTLE'. The pistol also bears on the barrel two damaged proof marks, one of which may be a crown over the letters 'GR'. Dublin Castle was one of the official manufacturers of smallarms for the Board of Ordnance together with Birmingham and the Tower of London.