Helgoland einst und jetzt
| Image |  |
|---|---|
| Description | German article in Die Gartenlaube, 1899, no. 7 |
| Author/s |
author: Gustav Kopal |
| Publication date | 1899 |
| Language | German |
| Country of origin | |
| Wikipedia link | |
| Access work |
Helgoland einst und jetzt (Wikisource German) |
| Copyright status |
public domain in United States. |
| Missing/wrong data? | Edit Wikidata item |