AD 132. Zhang Heng created the seismograph, the armillarysphere, and the south-pointing chariot (compass).
公元132年张衡创制地动仪、浑天仪和指南车。
2
Liang was a palace scholar in Kaiyuan era, Tang Dynasty. He has invented the armillarysphere in cooperation with bonze Yixing. He was both a scholar and an artist.
梁令瓒为唐代开元集贤院学士，曾与僧一行合作设计过浑天仪，是一个学者暨画家。
3
The dragon has appeared on Chinese artifacts throughout the ages. This is the model of a fake Sung armillarysphere on display in the Taichung Natural Science Museum.