Perhaps a geometrically convoluted gnomon.
in 1/5/2021 6:23 AM, pol...@sterrenwacht.eu wrote:
Hi group,
I saw this sundial in the Xi'an Mosque in China. Can anyone tell me
how this sundial worked?
Clear skies, ðŸ”
Gerard van den Braak
www.sterrenwacht.eu <http://www.sterrenwacht.eu/>
www.zonnewijzers-nederland.nl <http://www.zonnewijzers-nederland.nl>
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