BHM2794 Wt 91.14gr SOCIETY OF ARTS PRIZE MEDAL  Inscribed on edge aa issued in ” +TO F.W. PORTER FOR A DESIGN FOR A PAIR OF IRON GATES 1871. An impressive large format silver medal. Brilliant mirrored fields hampered by only a few scattered hairlines and contact marks. Portrait is in high relief, fully struck  and has a slight cameo contrast to the fields.  Rare. Ex Bonham sale 17 December 2001 lot 830.  MS63