The Duchess of Kent attends a parade in Cardiff by members of the St John's Ambulance Service.
Full titles read: "DUCHESS OF KENT AT CARDIFF"
Various shot of the Duchess of Kent (Princess Marina of Greece) watching a parade by nine thousand men of the St John's Ambulance Service. The Duchess is wearing the uniform of the Lady Superintendent of the service. Good M/S's of the Duchess giving a speech in which she praises the hard work of