Category:Analemmatic Sundial, Beijing Ancient Observatory

Media in category "Analemmatic Sundial, Beijing Ancient Observatory"

The following 3 files are in this category, out of 3 total.

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  Ancient Beijing observatory 08.jpg 800 × 600; 109 KB
  
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  Beijing Ancient Observatory 91073.jpg 2,592 × 1,944; 3.65 MB
  
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  Beijing Ancient Observatory 91076.jpg 1,944 × 2,592; 3.05 MB