Clockmaker's screw micrometer, by Gustav Horstmann

Made:
1856 in Bath

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Small clockmaker's screw micrometer, made by Mr. Gustav Horstmann, 1856, mounted on mahogany base, range 0 to 1";designed to be accurate to 0.0001".Made for measuring clock and watch pivot points.

Details

Category:
Industrial Metrology
Object Number:
1938-312
type:
micrometer
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Horstmann Gear Company Ltd.