| Collection | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments |
| Object Name | hydrometer |
| Object Number | ABDNP:200405a |
| Brief Description | glass specific gravity hydrometer, lead shot weighted encapsulated in red, scale 1600 to 1800. In cardboard tube |
| Dimensions | 230mm long, 20mm dia float, 6mm dia tube |
| Materials | lead, glass, paper |
| Condition | good |
| Completeness | complete |
| Object Production Place | England |
| Inscription Content | made in England |