| Authorised form of name | Cassini de Thury; Cesar Francois (1714 - 1784) |
| Dates | 1714 - 1784 |
| Nationality | French |
| Place of birth | Thury, near Clermont, France |
| Date of birth | 17 June 1714 |
| Place of death | Paris, France |
| Date of death | 04 September 1784 |
| Research field | Geodesy |
| Astronomy |
| Activity | Career:
Director, Observatoire, Paris
|
| Membership category | Fellow |
| Date of election | 17/01/1751 |
| Relationships | Grandson of Jean Dominique Cassini (FRS 1672); son of Jacques Cassini (FRS 1698); father of John Dominique Cassini (ForMemRS 1789) |
| Source | Sources:
Bulloch's Roll; DSB
References:
Sir Gavin de Beer and Max H Hey, 'The First Ascent of Mont Blanc' in NR 1954-55 vol 11 pp 236-255 |
| Code | NA3195 |
Archives associated with this Fellow
| RefNo | Title | Date |
| EC/1750/11 | Cassini de Thury, Cesar Francois: certificate of election to the Royal Society | |
| DM/4/1 | Letter from Charles James Fox, St James's, to Sir Joseph Banks | 8 October 1783 |
| DM/4/7 | Letter from Lord Carmarthen, St James's, to Sir Joseph Banks | 8 April 1784 |
| DM/4/2 | Letter from Comte D'Adhemar to Charles James Fox | 7 October 1783 |
| DM/4/9 | Extract from the Minutes of the Council of the Royal Society | 24 June 1784 |
| DM/4/8 | Copy of a letter from Lord Carmarthen, St James's, to Sir Joseph Banks | 8 April 1784 |
| L&P/2/208 | Letter, 'On his election as FRS [Fellow of the Royal Society]' from Cesar Francois Cassini de Thury to Cromwell Mortimer | 23 April 1751 |
| L&P/4/342 | Letter, 'Offers premium for optical glass' from Cesar Francois Cassini de Thury to Matthew Maty | 21 June 1766 |
| L&P/9/33 | Paper, 'Concerning the latitude and longitude of the Royal Observatory at Greenwich; with remarks on the memoire by Cassini de Thury' by Nevil Maskelyne | 1787 |
| DM/4/3 | Cesar Francois Cassini de Thury, "Memoire sur la jonction de Douvres a Londres" | c.1783 |
| DM/4/14 | Copy of a letter from General William Roy, Argyll Street, to Nevil Maskylne | 11 December 1786 |
| L&P/9/32 | Paper, 'Memoire sur la jonction de Douvres a Londres [Proposing a measurement for connecting Dover with London]' by Cesar Francois Cassini de Thury | 1787 |
| L&P/2/129 | Letter, 'Carte triangulaire de la France [geometric map of France]' from Cesar Francois Cassini de Thury to Hans Sloane | 25 March 1750 |