armillary sphere
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armillary sphere |
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| navigate by keyword : ancient armillary astronomer astronomical astronomy beijing china chinese globe historic history instrument observatory preserved research science sightseeing sky sphere stone study technology tourism travel |
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| Instrument in Ancient Observatory of Beijing Photo taken on: Jan 18nd, 2010 |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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