Twaddell no 4 hydrometer
- Made:
- 1900-1960
Glass Twaddell no 4 hydrometer. Lead shot weight in wax and paper scale. In brown cardboard box. Range 74 - 102.
Details
- Category:
- Experimental Chemistry
- Object Number:
- 2005-584
- type:
- hydrometer and twaddell hydrometer
- credit:
- Laboratory of the Government Chemist
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