Glass Twaddell No 2 hydrometer by unknown maker
- Made:
- 1900-1960
Glass Twaddell No 2 hydrometer by unknown maker. Range 24 - 48. 172mm long. Mercury weight and paper scale. In cardboard tube, 1900 - 1960.
Details
- Category:
- Experimental Chemistry
- Object Number:
- 1997-1133
- Materials:
- glass, mercury, paper (fibre product) and cardboard
- type:
- hydrometer
- credit:
- Unknown source