Stay of the Chairman of the Council of Ministers of the Polish People's Republic of Z. Messner in Moscow: Chairman of the Council of Ministers of the USSR N. I. Ryzhkov meets Z. Messner at the airport, meeting of Z. Messner with General Secretary of the CPSU Central Committee M. S. Gorbachev in the Kremlin, laying wreaths at the Mausoleum V. I. Lenin and the tomb of the Unknown Soldier, Soviet-Polish negotiations and the signing by N. I. Ryzhkov and Z. Messner of a general agreement on economic cooperation, Z. Messner and his entourage visit the Moscow tool factory "Kalibr", seeing off the Polish delegation at the airport.