Bench Micrometer by Armstrong Whitworth & Co.
Bench micrometer by Armstrong Whitworth & Co, 1920. Painted green.
In 1897 Armstrong Mitchell and Company merged with the engineering firm of Joseph Whitworth, forming Sir W G Armstrong Whitworth & Company.
Details
- Category:
- Hand and Machine Tools
- Object Number:
- Y1969.26
- Materials:
- brass (copper, zinc alloy), steel (metal) and iron
- Measurements:
-
overall: 381 mm x 286 mm x 304 mm,
- type:
- micrometer
- credit:
- Gift of University of Manchester Institute of Science and Technology, Mechanical Engineering
