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Tachymetric Anti-Aircraft systems in WW2

• iamartnez 12y ago
  More info: http://en.wikipedia.org/wiki/Kerrison_Predictor http://en.wikipedia.org/wiki/Kerrison_Predictor http://en.wikipedia.org/wiki/Tachymetric_anti-aircraft_fire_control_system http://en.wikipedia.org/wiki/Tachymetric_anti-aircraft_fire_...