Brass micrometer, Siemens Bros. and Co. London, no. 152, 1881, with two jaws reading respectively to 1/1000th inch and 1/100th millimetre
Details
- Category:
- Industrial Metrology
- Object Number:
- 1929-881
- Materials:
- brass (copper, zinc alloy)
- Measurements:
-
5.5 x 20 x 6.3 cm
- type:
- micrometer
- credit:
- Bramley, C.P.