A sterling silver Commemorative Bowl Maker's mark Gibson & Co. Ltd, London 1990 The shallow circular body bearing the inscription 'A Birthday Tribute to Her Majesty Queen Elizabeth The Queen Mother, 4th August 1990,' having an egg and dart rim flanked by foliate moulded silver gilt handles, each surmounted by a lion rampant, one wearing a crown, raised on a gadrooned circular foot, within a velvet lined case bearig the retail mark Garrard together with a certificate of authenticity, 36 cm wide across the handles.