| Collection | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments |
| Object Name | hydrometer |
| Object Number | ABDNP:200422a |
| Brief Description | glass specific gravity hydrometer, lead shot weighted, scale 700 to 1000. Separate weight and float bulbs. In cardboard tube |
| Dimensions | 230mm long, 16mm dia float, 8mm dia tube |
| Materials | lead, glass, paper |
| Condition | fair |
| Completeness | complete |
| Object Production Place | British make |
| Inscription Content | British make |