| Reference number | LBO/1/12 |
| Alternative reference number | LBO/1/33 |
| Level | File |
| Title | Copy extract of a letter from Christian Huygens, the Hague, to Robert Moray |
| Date | 14 July 1662 |
| Description | Discusses Mr Boyle's Answer to Linus, and the ' Hypothesis of the Spring of the Air, together with an Account of a major experiment made in the 'Pneumatick Engine' |
| Language | French |
| Extent | 3p |
| Format | Manuscript |
| Access status | Open |