Bányászat: ércbánya
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:7894318d-8370-4c10-a3f8-921066c1228b |
| Description not available. |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:7894318d-8370-4c10-a3f8-921066c1228b |
| Description not available. |