[Copper gold-plated earth coordinate instrument]
Copper gold-plated earth coordinate instrument, clear, circle circumference 16cm X2cm
![图片[1]-Copper gold-plated earth coordinate instrument-China Archive](https://chinaarchive.net/Qing dynasty/Clockwork instrument/23805[1024].jpg)
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![[Qing Dynasty] British female painter—Elizabeth Keith, using woodblock prints to record China from the late Qing Dynasty to the early Republic of China—1915-China Archive](https://chinaarchive.net/wp-content/uploads/2022/11/image-191x300.png)
