This week the aggressive voetballers of Amsterdam’s Ajax club against the graceful giocatori di calcio of Turin’s Juventus team in the European Cup final.

Advice to visitors planning to be in Europe this Wednesday night: Don’t try to get an audience with Pope Paul VI or Queen Juliana of The Netherlands.

Forget about possible talks with President Tito of Yugoslavia, Premier Andreotti of Italy or Chancellor Brandt of West Germany. Put off plans for…