Escapement
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Water clock
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Guillaume Amontons
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Ctesibius
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1616 in science
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Hellenistic period
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Joseon
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Tower of the Winds
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Aryabhata
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Ismail al-Jazari
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Two New Sciences
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Science in the medieval Islamic world
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Constans II
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Kaifeng
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12-hour clock
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Negative feedback
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Clock of the Long Now
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Boethius
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Herophilos
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Automaton
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Hindu astrology
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Armillary sphere
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Automation
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Pulse-position modulation
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Sejong the Great
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Water wheel
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Athanasius Kircher
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Carillon
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Nemausus
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Free fall
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Harun al-Rashid
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List of inventors
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Sundial
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Timeline of historic inventions
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Hydraulics
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Notre-Dame de Paris
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Song dynasty
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Daylight saving time
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Ming dynasty
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Han dynasty
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