Differential Screw Micrometer, 1801-1811

Made:
1801-1811 in London
Atometer' (differential screw micrometer) in fitted mahogany

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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.