| This period also brought to Germany the island of Helgoland in exchange for certain readjustments of boundaries in Africa. |
| Pliny the Elder describes Roman sailors going through Helgoland and as far as the northeast coast of Denmark. |
| On November 17, 1917, during an engagement off Helgoland one German light cruiser was sunk and another damaged. |
| I believe southeast was the course we used coming away from Helgoland. |
| The Bight of Helgoland is the passage about eighteen miles wide between the island and the German coast. |
| Mr Berriman and others paid pounds 64,000 for the goods on the duty-free zone at Germany's Helgoland island. |
