| Reference number | CLP/9ii/30 |
| Level | Item |
| Title | Extract, 'Of a memoire read in the Society of Arts on the 6th of July 1732 relating to a new construction of the magnetick needle with three circles' by unknown author |
| Date | [1735] |
| Description | Extract from the memoir read which had been presented at the Royal Academy of Sciences on 12 May 1732, and referred to Count Maurepas [Jean-Frédéric Phélypeaux] on 20 June, who requested that M de Court, Lieutenant General of the Marines examine it on his voyage to the Levant [Middle East]. This particular magnetic needle was invented by the Sieur Le Maire Engineer for the Mathematical Instrument. The extract includes a series of experiments performed with the new needle and a list of individuals who tried the compass experiment abroad.
Subject: Navigation / Magnetism
Read to the Royal Society on 4 March 1735. |
| Language | English |
| Extent | 14p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related records in the catalogue | RBO/19/49 |