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|Date from||Date to||Event||Source|
|1771||1772||Studies among the Jesuits . He won a Second Grand Prix in mathematics in 1771 and a First Prize in hydrography in 1772 .||ref:673|
|19.4.1773||Appointed Elève Constructeur Surnuméraire de la Marine at Brest||ref:673|
|1774||Appointed Elève du Port||ref:673|
|1775||Appointed Elève Ingenieur Constructeur de la Marine||ref:673|
|1777||Appointed Sous-Constructeur de la Marine||ref:673|
|c.1778||c.1779||Protected by Groignard , General Engineer, he was sent to Cadiz as an engineer in charge of the Rear Admiral of Estaing's Squadron .He brilliantly repairs several damaged ships , especially the ships of 74-gun the "Diademe" and the "Censeur" .||ref:673|
|20.3.1780||Launched Ship of the Line at Brest - Brittany||FWAS1626|
|1781||Appointed Membre de l’Académie de Marine||ref:673|
|1785||Designed Félicité Class (1785) - 32 gun Frigate|
|4.8.1785||Launched Frigate at Brest - Brittany||NNF-1774|
|1786||1787||He is interested in the construction of merchant ships , in particular that of the first regular liners connecting France to the United States .||ref:673|
|1789||Appointed Directeur des Constructions Navales at Le Havre|
He was sent on a mission to England with Lescallier , Commissioner of the Navy and the Colonies , to study the organization of arsenals and shipbuilding techniques .
|1789||Appointed Membre Correspondant de l'Académie Royale des Sciences|
after the publication of his "Treatise on the Mast" .
|7.9.1791||20.9.1792||Appointed Député de l'Assemblée Nationale Législative|
|1793||Designed Chalier Class (1793) - 3 gun Gunboat|
|1793||Designed Belliqueuse Class (1793) - 18 gun Brig|
|1793||Designed Brave Class (1793) - 12 gun Gun-brig|
|1793||Designed Salamandre Class (1793) - 10 gun Bomb Vessel|
|1793||Designed Unité class (1793) - 32 gun Corvette|
|1793||Designed Seine Class (1793) - 42 gun Frigate|
|1793||Appointed Inspecteur Général des Forêts|
Arrested as a suspect during the Terror , he is released and named at this post .
|1794||Designed Etna Class (1794) - 16 gun Corvette|
|1794||Designed Romaine Class (1794) - 40 gun Frigate|
|2.1796||Launched Bomb Vessel at Le Havre - Normandy||FWAS1786|
|2.1796||Appointed Membre de l'Institut de France||ref:673|
|1797||He studies with Rosily the possibility of creating an arsenal in Antwerp and convinces Bonaparte .He was sent on a mission to Venice and then to Toulon and worked on the Egyptian Expedition .He was then posted to Le Havre to organize the invading fleet of England .He is studying a new type of gunboat which will be built quickly in large numbers .||ref:673|
|1799||Designed Vigilant Class (1799) - 16 gun Brig|
|22.11.1799||3.10.1801||Appointed Ministre de la Marine et des Colonies at Paris|
He worked on the reconstitution of the Navy , disorganized by the Revolution , reformed constructions and maritime works .
|1801||Appointed Conseiller d'Etat||ref:673|
|1803||Designed Gloire Class (1803) - 40 gun Frigate|
|1804||He repulsed an English attack against Le Havre .||ref:673|
|2.1804||11.1804||Appointed Préfet Maritime at Le Havre|
Maritime Prefects of the Channel and the North Sea but firstly fixed at the port of Le Havre , before 1813 .
|1805||Designed Var Class (1805) - 26 gun Storeship|
|1805||Appointed Préfet Maritime at Genoa|
He is unfairly dismissed following the construction of a failed ship .
|1806||Launched Bomb Vessel at Le Havre - Normandy||TRN5|