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1631
Pierre Gassendi observes a transit of the planet Mercury across the Sun
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20/30 October 1631 Death of Michael Mästlin in Tübingen,, Baden-Württemberg, Germany
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Pierre Gassendi observes a transit of the planet Mercury across the Sun
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20/30 October 1631 Death of Michael Mästlin in Tübingen,, Baden-Württemberg, Germany
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