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Ural Polytechnic Institute in Sverdlovsk
November 1-12, 1976. USSR. Sverdlovsk. Problem laboratory of electrical apparatus of the Ural Order of the Red Banner of Labor Polytechnic Institute named after S. M. Kirov, where tests of powerful switches for power lines with voltage of 110-750 and 1150 thousand volts are conducted. The exact date of the shooting is not established. Eduard Kotlyakov/TASS