Ritchie's patent liquid compass with hollow metal cross type compass rose in tin bowl
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License this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
License this image for commercial use at Science and Society Picture Library
LicenseRitchie's patent liquid compass with hollow metal cross type
Science Museum Group
© The Board of Trustees of the Science Museum
Ritchie's patent liquid compass (cover glass of compass broken)
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Ritchie's patent liquid compass with hollow metal cross type compass rose in tin bowl, (cover glass of compass broken - see note). By E. S. Ritchie (patentee), Boston, 1863.
Details
- Category:
- Navigation
- Object Number:
- 1917-60
- Materials:
- brass (copper, zinc alloy), metal (unknown), cardboard, tin (metal), paint and incomplete: liquid has been drained.
- Measurements:
-
overall: 210 mm, 320 mm, 9.91kg
- type:
- magnetic compass
- credit:
- Wiggins, F. and Sons
