A 19th century oil on board oval coaching panel

A 19th century oil on board oval coaching panel, painted with the coat of arms for 8th Lord Arundell of Wardour Castle, Wiltshire, the back with a description of the arms authenticated by F. W. Steer and with an inscription 'One of the two heraldic plates from the 8th Lord Arundell of Wardour's carriage. These were removed after his death in 1808. Apart from its family and heraldic interest, this is a most unusual example of a large carriage plate, painted on metal.', 24 x 29cm, in later glazed and ebonised frame.