Holland, England - Oil production in the North Sea. Drilling. England - British Royal Family and nobility at Windsor Castle in the public prayer of the Knights of the Garter. England - English nobility in traditional horse races at Ascot. West Berlin - 25th International Film Festival in West Berlin. Japan - Opening of the Ocean exhibition "Okinawa-75." Czechoslovakia - Soviet exhibition "Nuclear power in the Soviet economy" in the Prague House of Soviet Science and Culture. Czechoslovakia - the Yerevan circus on tour in Prague.