Science and Technology № 2

Plot 1. RYAZAN POTATO HARVEST. Self-propelled potato harvester KSK-4-1 "Meschera" (plant "Ryazselmash") is driving across the field, square. - parts of the harvester, the driver behind the wheel. Separation of tubers from the soil during harvesting, removal of tops, finishing of tubers. Plot 2. FOR THE HEART BEATING. All-Union Institute of Surgery of the USSR Academy of Sciences, general view of the building, operating room, heart surgery. Professor B. Konstantinov demonstrates the physiological valve of the heart, talks about its work (sync.). Doctors manually assemble heart valves in a laboratory. Plot 3. WHERE TO FIND ORE? Ice floes on the river, rocky shores. The geologist, using the ZNAK-1 device, developed at the complex research institute of the USSR Ministry of Geology, determines the ore deposits. Pieces of pyrite on the table. A piece of pyrite is heated over a fire, the device shows the EMF of the mineral. The device "EDS-1", intended for the rapid analysis of pyrite, demonstration of the device. Trucks with ore are driving along the road from the quarry. Plot 4. SHABRAN. Employees of the Shemran-Shabran archaeological expedition at the excavations. The head of the expedition, Doctor of Historical Sciences R.V. Geyushev, examines the items found during the expedition in his office. NDP on archaeological finds. General view of the excavation site. The excavated ruins of buildings of the ancient city of Shabran. View of the most ancient sewerage system in the Caucasus, opened in Shabran, ceramic pipes through which the city was supplied with water, a bakery, a foundry, coins, household items.

B&W

K. Kasumov, Yu. Kuznetsov, A. Martyntsev, L. Solntseva