Metal clamp from the 3-foot geodetic theodolite

Metal clamp from the 3-foot geodetic theodolite

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Metal clamp from the 3-foot geodetic theodolite
Science Museum Group
© The Board of Trustees of the Science Museum

Metal clamp. 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:
1876-1203/6
Materials:
metal (unknown)
type:
clamp
credit:
Ordnance Survey