Tunnelinporausta suomalaisella Rota-puomiporauslaitteella
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1972
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/60548285-6745-4E12-9A5F-F7E8458ADAD8 |
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1972
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/60548285-6745-4E12-9A5F-F7E8458ADAD8 |