| RefNo | MOB/051 |
| Level | Item |
| Title | Hydrometer by Robert Bate |
| Artist | Bate, Brettel Robert |
| Date | c.1836 |
| Description | A hydrometer with hinged wooden case, comprising ten bulbs and a stem with scale inscribed. Manufactured by Robert Bate for the Royal Society's Excise Committe. |
| Extent | 1 instrument |
| ObjectName | Scientific Instrument |
| Materials | Brass, wood |
| AccessStatus | Open |
| Provenance | Commissioned by the Excise Committee for a Treasury sponsored project: to devise a simple and practicable instrument to be used by excisemen in assesing the strength of spirits, wine and beer. The Committee were satisfired by Bates's hydrometer and recommended it to the Treasury. (M Boas-Hall, 'All Scientists Now: The Royal Society in the Nineteenth Century', Cambridge: CUP, 1984, pp168) |
| RelatedRecord | MS/411 |
| URLDescription | Digital version available on The Royal Society Picture Library |
| URL | https://pictures.royalsociety.org/image-rs-8465 |