Come and ask, answer or inform.
| Date from | Date to | Holder | Source |
|---|---|---|---|
| 1823 | Jean Michel SegondatFrench Naval Sailor Designer Ship Builder Service 1790-1846 He established the plans and supervised the construction of the ships Sylphide (1823) , corvette l'Orythie (1825) . | ref:673 | |
| 1860/01/01 | Alexandre Louis ChédevilleFrench Naval Sailor Designer Ship Builder Service 1826-1872 under Maritime Prefect Louis de Gueydon , Rear Admiral | ref:673 | |
| 1869/01/01 | Pierre Armand GuieysseFrench Designer Ship Builder Service 1827-1869 under the Maritime Prefect Joseph de Poucques d'Herbinghem , Vice-Admiral . | ref:673 |