The Petrochemical Plant in Płock is changing its work system. Unveiling of the monument of Bolesław Prus in Krakowskie Przedmieście. A new Soviet aircraft: Il-86. A calf with an artificial heart, which is to contribute to development of medicine. The school workshop at the “Irena” Glassworks. A conductor, Professor Edmund Kajdasz. Iceboats on Zegrze Reservoir. The world of hairstyles.