250
Country, state, region …
Amerika
Doppelkontinent, bestehend aus Nordamerika und Südamerika.
| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| EBA 2/680 | Weltweiter Eisenerzbergbau | 1946 – 1960 | File: 1 file | Standard period of protection | |
| GFA 9/3.58 | GF intern, Nr. 58, Dezember 1993 | 1993 | File: 1 file | digitized | public |