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| Date from | Date to | Event | Source |
|---|---|---|---|
| 1776 | Appointed Elève Ingenieur Constructeur de la Marine at Brest | ref:673 | |
| 1786 | Appointed Elève Ingenieur Constructeur de la Marine at Paris at the Louvre School of Construction Engineers | ref:673 | |
| 12.1795 | Launched L'Harmonie (44)
1795-1797 , Frigate at Bordeaux - Guyenne
French 44 Gun 5th Rate Frigate (Frégate) | FWAS1786 | |
| 1802 | 1.5.1803 | Appointed Ingénieur des Constructions Navales de Première Classe at Nantes letter the 01/05/1803 to Crucy Brothers | ref:673 |
| c.1808 | Loses his sight after 32 years of service | ref:673 | |
| 1.12.1811 | Launched Le Diadème (86)
1811-1868 , Ship of the Line at Lorient Dockyard - Lorient
French 86 Gun 3rd Rate Ship of the Line | E-WIKI | |
| 16.5.1812 | At Nantes : letter to Crucy Brothers | ref:673 |