| Date/Name Ship |
1906-07-26 VRIENDSCHAP |
| Manager: |
Egbert Wagenborg, Delfzijl, Groningen, Netherlands |
| Eigenaar: |
Klaas Beck, Groningen, Groningen, Netherlands |
| Shareholder: |
|
| Homeport / Flag: |
Groningen / Netherlands |
| Callsign: |
QBDH |
| Date/Name Ship |
1912-06-29 OSCAR |
| Manager: |
Lambertus Boerma, Groningen, Groningen, Netherlands |
| Eigenaar: |
Lambertus Boerma, Groningen, Groningen, Netherlands |
| Shareholder: |
|
| Homeport / Flag: |
Groningen / Netherlands |
| Callsign: |
PNML |
| Additional info: |
Aankoopprijs HFl. 14.000,-- |
| Date/Name Ship |
1929-02-08 SOPHIE |
| Manager: |
Claus Hinrich Martens, Hamburg, Germany |
| Eigenaar: |
Claus Hinrich Martens, Hamburg, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / Germany |
| Callsign: |
DJII |
| Additional info: |
after 1933 - RHDQ |
| Date/Name Ship |
1933-11-07 MARTHA CHRISTINE |
| Manager: |
J.H. Tiedemann, Hamburg, Germany |
| Eigenaar: |
J.H. Tiedemann, Hamburg, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / Germany |
| Callsign: |
DJII |
| Date/Name Ship |
1955-10-17 MARTHA CHRISTINE |
| Manager: |
Hermann Tiedemann, Hamburg, German Federal Republic |
| Eigenaar: |
Hermann Tiedemann, Hamburg, German Federal Republic |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / German Federal Republic |
| Callsign: |
DGWN |
| Date/Name Ship |
1964-04-20 DORLE |
| Manager: |
Hans-Albert Mahler, Hamburg, German Federal Republic |
| Eigenaar: |
Hans-Albert Mahler, Hamburg, German Federal Republic |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / German Federal Republic |
| Callsign: |
DGWN |
|