bench micrometer

Made:
circa 1882 in London and Woolwich
Brass micrometer by Siemens Bros & Co

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Brass micrometer by Siemens Bros & Co
Science Museum Group
© The Board of Trustees of the Science Museum

Brass micrometer by Siemens Bros & Co.,London; No 236 with two independentjaws readingto 1/100mm and 1/1000 inch respectively; c1882.

Details

Category:
Industrial Metrology
Object Number:
1956-213
Materials:
brass
Measurements:
5.6 x 8.6 x 6.2 cm
type:
micrometer
credit:
Board of Trade