Whitworth pitch-measuring machine, 1902
Whitworth pitch-measuring machine of 1902
Details
- Category:
- Industrial Metrology
- Object Number:
- 1966-337
- Measurements:
-
12.2047 x 17.3228 x 13.7795 in.; 31 x 44 x 35 cm
- type:
- pitch measuring machine.
- credit:
- National Physical Laboratory.