| Name | Role | Place | Source | |
|---|---|---|---|---|
| W.F. Block | Passagier | 1949 | Tandjong Priok | Passenger registers |
| W.F. Block | Travelers | 1956 | New York | Passenger registers |
| W.F. Block | Marinier | 's-Gravenhage | Individual Files | |
| W.F. Block | Travelers | 1954 | New York | Passenger registers |
| W.F. Block | Travelers | 1954 | New York | Passenger registers |
| W.F. Block | Travelers | 1955 | Rotterdam | Passenger registers |
| W.F. Block | Registered | 's-Gravenhage | Individual Files | |
| W.F. Block | Registered | 's-Gravenhage | Personnel File |
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