 | Equatorial Device [citation needed] Equatorial Armillary Sphere (赤道式渾儀) Luo Xiahong (落下閎) 104 BC lost reign of Emperor Wu of Han[citation needed] Celestial... 27 KB (975 words) - 10:50, 9 October 2023 |
| Equatorial Device [citation needed] Equatorial Armillary Sphere (赤道式渾儀) Luo Xiahong (落下閎) 104 BC lost reign of Emperor Wu of Han[citation needed] Celestial... 27 KB (975 words) - 10:50, 9 October 2023 |