GIA4764445 Adam Schall, astronomer (1592-1666) in Mandarin costume in the Pekin Observatory, in ???hina??by Athanase Kircher (or Athanasius Kircheri), 1667 - In the right hand leans on an armillary sphere he holds a comppas, in the left a nautical astrolabe - On the wall, below the geographic map there is a crossbow for the determination of the latitude and has the height of the left shoulder a sundial by Unknown Artist, (17th century); Private Collection; (add.info.: Adam Schall, astronomer (1592-1666) in Mandarin costume in the Pekin Observatory, in ???hina??by Athanase Kircher (or Athanasius Kircheri), 1667 - In the right hand leans on an armillary sphere he holds a comppas, in the left a nautical astrolabe - On the wall, below the geographic map there is a crossbow for the determination of the latitude and has the height of the left shoulder a sundial); by Giancarlo Costa.