A figure of Zhang Heng Detail of a gravure study. Beijing, China May, 2008

---

Size: 5070px × 3380px
Location: Beijing, China
Photo credit: © TheOtherOne / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: armillary, asia, asian, astronomy, beijing, china, chinese, clepsydra, clock, discoveries, gravure, heng, horizontal, idas, science, scientific, sphere, zhan, zhang