Keywords: Double-globe clock, Johann Christoph Schuster, Westheim, c. 1780-1786 - Mathematisch-Physikalischer Salon, Dresden - DSC07944.JPG en Exhibit in the Mathematisch-Physikalischer Salon Zwinger Dresden Germany This artwork is old enough so that it is in the public domain Photography was permitted in the museum without restriction 2013-12-08 06 54 44 own Daderot other versions PD-old-70 cc-zero Clocks in Mathematisch-Physikalischer Salon Zwinger Dresden Uploaded with UploadWizard Johann Christoph Schuster |