Eight brass screws from the 3-foot geodetic theodolite

Made:
1791
maker:
Jesse Ramsden
Eight brass screws Metal clamp from the 3-foot geodetic theodolite, by Jesse Ramsden, London, 1792. In plastic

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Eight brass screws Metal clamp from the 3-foot geodetic theodolite, by Jesse Ramsden, London, 1792. In plastic
Science Museum Group
© The Board of Trustees of the Science Museum

Eight brass screws in plastic seal-lock bag. Part of the three-foot geodetic theodolite, sometimes called the ‘great Theodolite’, used for the Principal Triangulation of Great Britain. Made by Jesse Ramsden, Piccadilly, London, 1791.

Details

Category:
Surveying
Object Number:
1876-1203/8
type:
screw
taxonomy:
  • component - object
  • fastener
  • furnishing and equipment
  • measuring device - instrument
  • theodolite
credit:
Ordnance Survey