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Su Song
Su Song
The original diagram of Su's book showing the inner workings of his clocktower, for more information, click this thumbnail picture.
The original diagram of Su's book showing the inner workings of his clocktower, for more information, click this thumbnail picture.
Illustration of the inner workings of the Astronomical Clock Tower
Illustration of the inner workings of the Astronomical Clock Tower
A scale model of Su Song's Astronomical Clock Tower
A scale model of Su Song's Astronomical Clock Tower
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Wide view of the Crab Nebula.
Wide view of the Crab Nebula.
A method of making observation instruments at the time of the Qing dynasty
A method of making observation instruments at the time of the Qing dynasty
Celestial globe from the Qing dynasty
Celestial globe from the Qing dynasty
Early European drawing of the Beijing Ancient Observatory.
Early European drawing of the Beijing Ancient Observatory.