Bench micrometer

Made:
1954 in Letchworth

Bench micrometer, 0-2" range, made by Sigma instrument Co. in 1954.

Details

Category:
Industrial Metrology
Object Number:
2001-130
Materials:
steel and plastics
Measurements:
: 5.9055 x 11.0236 x 5.2362 in.; 150 x 280 x 133 mm
type:
micrometer
credit:
British Alcan Aluminium plc