Polish Film Chronicle 77/51B

The Polish Optical Instrument Factory - a successful enterprise. Poor condition of the “Nitron-Erg” in Kłobuck. The Miner Rehabilitation Centre in Repty Śląskie. A huge mirror telescope has been installed in Northern Caucasus. The “Gremium” Student Literary Centre. You can use a sail to travel across the Sahara. And in Poland, we have the first snow.