Name | Role | Place | Source | |
---|---|---|---|---|
J.H. Hartkamp | Civil servant | Studbook | ||
J.H. Hartkamp | Registered | 's-Gravenhage | Management file | |
J.H. Hartkamp | Travelers | 1930 | New York | Passenger registers |
J.H. Hartkamp | Registered | 1830 | Population register | |
J.H. Hartkamp | Registered | 1830 | Kuinre | Population register |
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