This c.1800 flintlock pistol below by James Wilkinson, London, was used on packet ships to protect the General Post Office mail.
It is one of the intriguing items for sale at the Kempton Vintage & Classic Arms Fair on Sunday, June 30, at Kempton Park Racecourse in Surrey.
The pistol is priced at £3500 at the event with arms and armour specialist Dominic Vincent of the Garth Vincent dealership.