Brass framed sextant.

Made:
1757-1762 in London
maker:
Joseph Jackson
Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Sextant made by Joseph Jackson, London, about 1759. Polished brass frame and limb, a hole in the centre strut may have
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Brass sextant with polished frame and limb (without box), made by Joseph Jackson, London, England, 1757-1762. Consists of polished brass 120° scale (-10° to 130°) with 1° divisions, brass vernier (5’), one index filter shade (red) and pinhole sighting vane.

Details

Category:
Astronomy
Object Number:
1981-978
type:
sextant
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Sotheby's