LEP inauguration ceremony
(From left) Princess Margriet of the Netherlands, King Carl Gustav of Sweden, CERN Council President Josef Rembser, President François Mitterand of France, President Jean-Pascal Delamuraz of Switzerland, and Carlo Rubbia, Director-General of CERN at the time. This photo was taken on 13 November 1989 at the inauguration of the Large Electron–Positron (LEP) collider, an event which was attended by some 1500 guests including heads of state and ministers from all of CERN's Member States.
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