micrometer

Made:
circa 1890 in United States
maker:
Brown and Sharpe Manufacturing Company
micrometer (micrometer) Barrel micrometer, made by Brown & Sharp, c. 1890

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Science Museum Group
© The Board of Trustees of the Science Museum

Barrel micrometer, made by Brown & Sharp, c. 1890
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Barrel micrometer, made by Brown & Sharp, c. 1890, in wooden case.

Details

Category:
Weighing & Measuring
Object Number:
Y1993.45.4
Materials:
steel (metal) and wood (unidentified)
Measurements:
80 mm, 30 mm,
type:
micrometer
credit:
Purchased From Christie's