Heavy Guns Blast Trenches, 1915

17 abril 2015

Reported in Scientific American, This Week in World War I: April 17, 1915 World War I was an artillery war. In the opening days, the German army used a new variety of siege gun to blast holes in the…

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http://rss.sciam.com/~r/sciam/physics/~3/Gj7_WbC1qBs/

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