
Salt water test hydrometer
- Made:
- London

Salt water test hydrometer, No. 206, by Negretti & Zambra, London, England,
Details
- Category:
- Meteorology
- Object Number:
- 1995-1821
- Materials:
- complete, glass, paper (fibre product) and lead (metal)
- Measurements:
-
hydrometer: 25 cm
- type:
- hydrometer
- credit:
- Meteorological Office