![](http://www.alamy.com/thumbs/6/59438065-A1C9-4480-B612-E64CA0AFC87E/TX5C9B.jpg)
Dwindled duplicate of seismoscope or Di Dong Yi(Earth Motion Instrument) invented by Chinese inventor Zhang Heng (AD78-139).Geological Museum of China.
This dwindled duplicate of seismoscope is in accordance with the biography of Zhang Hen (AD 78-139) recorded in the history of the late Han dynasty.
Size: 4199px × 4532px
Photo credit: © Lou-Foto / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: anceint, ancient, china, chinese, di, dong, earth, earthquake, heng, instrument), motion, predicting, quake, seismoscope, yi, zhang