SPUTNIK / SCIENCE PHOTO LIBRARY SPUTNIK / SCIENCE PHOTO LIBRARY
Soviet computer. Operators with the controls of a BESM-6 computer at the computing centre of the Soviet Academy of Sciences in 1969. The BESM-6 (BESM = Bolshaya Elektronno-Schetnaya Maschina, 'Large Electronic Calculating Machine') was a transistor-based, used 48-bit processing at 10MHz clock speed and could perform one million floating-point operations per second (1 megaflop). Production started in 1968 and ran for 20 years, with 355 computers being built. They saw service across all parts of Soviet civil and military science research.
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