May 14, 2021
Wang Yangxi, Geomantic compass, (wood, glass, steel, lacquer, white metal; Overall: 17 mm; Diameter: 68 mm), Xiuning, ca. 1800 [National Maritime Museum, Greenwich, London, Caird Collection] (via Voula Saridakis/History of Astronomy)
seen from New Zealand
seen from United States
seen from Austria
seen from United States
seen from China
seen from Norway
seen from United States
seen from China
seen from United States
seen from United States
seen from Brazil
seen from Netherlands
seen from United Kingdom
seen from China
seen from Australia
seen from Malaysia
seen from United States
seen from South Africa
seen from Malaysia
seen from Netherlands
Wang Yangxi, Geomantic compass, (wood, glass, steel, lacquer, white metal; Overall: 17 mm; Diameter: 68 mm), Xiuning, ca. 1800 [National Maritime Museum, Greenwich, London, Caird Collection] (via Voula Saridakis/History of Astronomy)