| Name | Role | Place | Source | |
|---|---|---|---|---|
| J.F. Frederici | Registered | 1791 | Amsterdam | Notarial records |
| J.F. Frederici | Registered | 1778 | Soest | Officiersboekjes |
| J.F. Frederici | Registered | 1785 | Soest | Officiersboekjes |
| J.F. Frederici | Registered | 1798 | Amsterdam | Notarial records |
| J.F. Frederici | Registered | 1828 | 's-Gravenhage | Wijkregister Parimaribo |
| J.F. Frederici | Registered | 1777 | 's-Gravenhage | Commission Books |
| J.F. de Frederici | Registered | 1791 | Soest | Officiersboekjes |
| J.F. de Frederici | Registered | 1790 | Soest | Officiersboekjes |
| J.F. de Frederici | Registered | 1789 | Soest | Officiersboekjes |
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