knowledgeistreasure: The Oldest Extant Star Chart The document, called the Dunhuang chart, is a complete star atlas which was found among the 40 000 other manuscripts discovered at the Buddhist Mogao cave complex, on the Chinese Silk road in 1900.
tags: A Very Dirty Old Man,
from: https://averydirtyoldman.tumblr.com/post/169718923127
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