Mechanical equinoctial sundial

Made:
1791-1800 in St Petersburg
maker:
Johann Jacob Sauter
Russian dial, with two additional plates Russian dial, with two additional plates Russian dial, with two additional plates

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Russian dial, with two additional plates
Science Museum Group
© The Board of Trustees of the Science Museum

Russian dial, with two additional plates
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Russian dial, with two additional plates
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Russian dial, with two additional plates, by Johann Jacob Sauter, St. Petersburg, Russia, 1791-1800.

Details

Category:
Time Measurement
Object Number:
1876-1035
Materials:
brass (copper, zinc alloy), steel (metal), enamel and gold
Measurements:
overall: 465 mm x 240 mm x 100 mm, 3kg
plates (each, laid flat): 1 mm x 52 mm x 80 mm, .036 kg
type:
equinoctial sundial
credit:
On loan from W C Baker