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What is the history of this stopwatch? What year?
I know it's a very late answer . This stopwatch was used by the German Uboat staff during WW2 for enemy ship speed measuring and measuring the time until the torpedo impact
ruclips.net/video/N3mV-_RnVSQ/видео.html , can see it in action here
What is the history of this stopwatch? What year?
I know it's a very late answer . This stopwatch was used by the German Uboat staff during WW2 for enemy ship speed measuring and measuring the time until the torpedo impact
ruclips.net/video/N3mV-_RnVSQ/видео.html , can see it in action here