| RefNo | EL/R1/80 |
| Level | Item |
| Title | Translation of a letter, from P. I. Rocquette to the Royal Society |
| Creator | Roquette; P. I. (fl. 1732); watchmaker to Anna Ioannovna, Empress of Russia |
| Date | 1732 |
| Description | Original in French and dated 28 October 1732
Presents method for determining longitude at sea (see EL/R1/81 for account) for examination by the Society |
| Language | English |
| Extent | 2p |
| Format | Manuscript |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | Original is EL/R1/79 |
| URLDescription | Also available on Early Modern Letters Online |
| URL | http://emlo.bodleian.ox.ac.uk/profile/work/e92ffb6a-4982-46ee-8432-b005c91795ca |