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Follow the development of time measurement and technical and scientific innovation in timekeeping from the 16th to the 21st centuries.
Pendulum clock designed by Galileo in 1642 and made by his son in 1649, model.
1642-1649 (original); 1883 (model)
Byzantine portable universal altitude sundial with geared calendrical device
Two-thirds scale copy of the Hampton court astronomical clock dials, with epicyclic gearing unit, outer fixed chapter ring and rotating astronomical dial
Moving magnet galvanometer with dial inscribed "Greenwich Mean Time", 1843-1897