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Science Museum Group
© The Board of Trustees of the Science Museum
Herbert-Smith range finder, one of ten, British, by J. H. Steward Limited, London, England, 1912-1918
Details
- Category:
- Surveying
- Object Number:
- 1986-586 Pt3
- Materials:
- brass (copper, zinc alloy), nickel silver (nickel, copper, zinc alloy), steel (metal) and glass
- Measurements:
-
overall: 38 mm x 40 mm x 25 mm, .075kg
- type:
- optical range-finder
