Glass Twaddell No 6 hydrometer by unknown (German) maker
- Made:
- 1870-1940
Glass Twaddell No 6 hydrometer by unknown (German) maker. Range 138 -174. 235mm long. Mercury weight and paper scale. No case, 1870 - 1940.
Details
- Category:
- Experimental Chemistry
- Object Number:
- 1997-1139
- Materials:
- glass, mercury and paper (fibre product)
- type:
- hydrometer
- credit:
- Unknown source
