Set of three unsigned specific gravity hydrometers in a fitted case.
Details
- Category:
- Scientific Instruments & Research
- Object Number:
- Y1975.56
- Materials:
- glass, metal (unknown), wood (unidentified), textile and mercury
- Measurements:
-
case: 63 mm x 380 mm x 157 mm,
- type:
- hydrometer
- credit:
- Gift of John Abraham