Bányászat: Szénbányászat: Ormosbánya
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:4db355b6-576b-4550-a73d-818595a937fb |
| Description not available. |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:4db355b6-576b-4550-a73d-818595a937fb |
| Description not available. |