Double-telescope surveying level

Made:
1745-1755 in Europe
maker:
Unknown

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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

Double-telescope surveying level fitted with two bubble levels (horizontal & striding), unsigned, European, 1745-1755. Design allows double measurement without need for reversing the instrument.

Details

Category:
Surveying
Object Number:
1955-302
Materials:
alcohol, brass (copper, zinc alloy), glass and steel (metal)
type:
surveying level
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Hodges, I.