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Identifier | Title | Date | Level of description | Other information | |
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EBA 2/283 | Bericht über die geologischen Verhältnisse im Versuchsstollen Trübbach. Basel, den 15. Juli 1931 | 1931 | File: 1 file | ||
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EBA 2/285 | Erzhorizont | 1953 | File: 1 file | ||
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EBA 2/286 | Erzhorizontes | 1953 | File: 1 file | ||
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EBA 2/287 | Studienreise Schweden und Norwegen | 1953 | File: 1 file | ||
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GFA 9/3.83 | GF intern, Nr. 83, April 1998 | 1998 | File: 1 file | Digitized | Protection period until: 2048 | |
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GFA 9/3.83.1 | GF intern, Nr. 83, April 1998 | 1998 | File: 1 file digital born | Digitized |