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Message * 1620 1620 births, 1620 by country, 1620 deaths, 1620 disestablishments, 1620 establishments, 1620 in Europe, 1620 in science, 1620 introductions, 1620 works, Conflicts in 1620, Submarine, Slide rule, Ninon de l'Enclos, Simon Stevin, Frederick William I - 1232459208 - 9781232459200