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LicenseThis image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
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Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Brass sextant with polished frame and limb in keystone-shaped mahogany box, by Jesse Ramsden, London, England, 1790-1800. Fitted with hinged stand instead of handle, which can be fitted to threaded hole on the lid of the case. Consists of inlaid silver 129° scale (-2° to 147°) with 20’ divisions, a silver vernier reading to 20”, three filter shades (two red, one green), three horizon shades (two red, one green) and scale magnifier on swivel arm (missing). Fitted with threaded telescope bracket (with detachable dovetail) for telescope (123 mm, set focus?) inverted image, four cross-wires and sight tube (51 mm).
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Brass framed sextantDetails
- Category:
- Navigation
- Object Number:
- 1974-619
- Measurements:
-
Overall: 330 mm x 250 mm x 170 mm, 1.48 kg
- type:
- sextant
- taxonomy:
-
- furnishing and equipment
- measuring device - instrument
- credit:
- Meteorological Office
