Come and ask, answer or inform.
| Date from | Date to | Event | Source |
|---|---|---|---|
| 1828 | Appointed Elève de Polytechnique | ref:673 | |
| 1.1.1831 | Appointed Elève du Génie Maritime | ref:673 | |
| 1.1.1833 | Appointed Sous-Ingénieur de Troisième Classe de la Marine | ref:673 | |
| 29.4.1838 | Appointed Sous-Ingénieur de Seconde Classe de la Marine at Rochefort | ref:673 |