Glass Twaddell No 5 hydrometer by unknown maker
- Made:
- 1900-1960
Glass Twaddell No 5 hydrometer by unknown maker. Range 102 - 138. 146mm long. Mercury weight and paper scale. In cardboard tube, not original (tube is too small), 1900 - 1960.
Details
- Category:
- Experimental Chemistry
- Object Number:
- 1997-1134
- Materials:
- glass, mercury, paper (fibre product) and cardboard
- type:
- hydrometer
- credit:
- Unknown source