| Date/Name Ship |
1920-11-18 TRÖNDELSEE |
| Manager: |
Fried. Krupp A.G., Essen, Germany |
| Eigenaar: |
Fried. Krupp A.G., Essen, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Kiel / Germany |
| Callsign: |
LCHK |
| Date/Name Ship |
1921-12-14 HOLLANDIA |
| Manager: |
Anne Bloemker, Groningen, Groningen, Netherlands |
| Eigenaar: |
Anne Bloemker, Groningen, Groningen, Netherlands |
| Shareholder: |
|
| Homeport / Flag: |
Groningen / Netherlands |
| Callsign: |
PBRC |
| Date/Name Ship |
1928-00-00 HOLLANDIA |
| Manager: |
Scheepswerf J. Koster Hzn., Groningen, Groningen, Netherlands |
| Eigenaar: |
Scheepswerf J. Koster Hzn., Groningen, Groningen, Netherlands |
| Shareholder: |
|
| Homeport / Flag: |
Groningen / Netherlands |
| Callsign: |
PBRC |
| Additional info: |
Niet gevaren |
| Date/Name Ship |
1929-08-00 ERNESTINE |
| Manager: |
H. Hartmann, Hamburg, Germany |
| Eigenaar: |
H. Hartmann, Hamburg, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / Germany |
| Callsign: |
RHKS |
| Date/Name Ship |
1932-03-08 ARKONA |
| Manager: |
Hans Hoth, Hamburg, Germany |
| Eigenaar: |
Hans Hoth, Hamburg, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / Germany |
| Callsign: |
RHKS |
| Additional info: |
1934 call sign: DITK |
| Date/Name Ship |
1939-11-06 HANS VOSS |
| Manager: |
Johannes Voss, Hamburg, Germany |
| Eigenaar: |
Johannes Voss, Hamburg, Germany |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / Germany |
| Callsign: |
DITK |
| Date/Name Ship |
1953-04-08 ELLI |
| Manager: |
Adolf Pump, Hamburg, German Federal Republic |
| Eigenaar: |
Adolf Pump, Hamburg, German Federal Republic |
| Shareholder: |
|
| Homeport / Flag: |
Hamburg / German Federal Republic |
| Callsign: |
DGNX |
| Date/Name Ship |
1965-00-00 GRÆSHOLM |
| Manager: |
E.V.E. Petersen PR, Fredrikshavn, Denmark |
| Eigenaar: |
E.V.E. Petersen PR, Fredrikshavn, Denmark |
| Shareholder: |
|
| Homeport / Flag: |
Fredrikshavn / Denmark |
| Callsign: |
OWVU |
| Date/Name Ship |
1975-00-00 GRÆSHOLM |
| Manager: |
Valdemar Nielsen, Fredrikshavn, Denmark |
| Eigenaar: |
Valdemar Nielsen, Fredrikshavn, Denmark |
| Shareholder: |
|
| Homeport / Flag: |
Fredrikshavn / Denmark |
| Callsign: |
OWVU |
|