Mechanical equinoctial sundial
- Made:
- 1791-1800 in St Petersburg
- maker:
- Johann Jacob Sauter
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