A set of four 18th century engraved silver oval plaques depicting British Monarchs of the late 16th and 17th century comprising Eliszabeth I, James I, Charles I and Charles II, all set within moulded ebonised frames, the plaques, 8cm x 6cm, the frames, 12.5cm x 10cm overall 4cm wide, (1 1/2in wide, For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing