Differential Screw Micrometer, 1801-1811
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Licence
Atometer' (differential screw micrometer) in fitted mahogany
Science Museum Group
© The Board of Trustees of the Science Musuem
"Atometer" (differential screw micrometer) in fitted mahogany case made for Sir John Barton,1801-1811 (see note)
Details
- Category:
- Industrial Metrology
- Object Number:
- 1928-719/1
- Materials:
- brass (copper, zinc alloy), steel (metal) and mahogany (wood)
- Measurements:
-
16 x 13 x 51.054 cm
- type:
- micrometer
- credit:
- Barton, R.
