Come and ask, answer or inform.
| Date from | Date to | Holder | Source |
|---|---|---|---|
| 1866/07/21 | 1869/01/01 | Joseph CrosFrench Designer Ship Builder Service 1825-1873 at the 01/01/1869 , Adjoint Jules Marielle , Directeur des Constructions Navales | ref:673 |
| 1869/01/01 | Frédéric ReechFrench Ship Builder Service 1823-1870 aka real title "Directeur de l'Inspection Générale" | ref:673 |