Gerrit Jonkman
Sailor
| Period | Tanker | Job | Details | Action |
|---|---|---|---|---|
| 1969 | ACTEON | stoker | ||
| 1970 | ARCA (2) | stoker | ||
| 1971 to 1972 | ABIDA | 2nd pumpman | 2e pompman, stoker | |
| 1972 | DAPHNE | scheepsvakman 2 | ||
| 1973 | PHILIPPIA | 2nd pumpman | ||
| 1973 | DOSINA (3) | 2nd pumpman | ||
| 1974 to 1975 | CAPULONIX | scheepsvakman 2 |