"Up-to date machinery in the open pit at the Maritza-East Power Combine."
"Up-to date machinery in the open pit at the Maritza-East Power Combine."
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Published: |
1961.
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/B27A9C2F-0E09-4D6F-B40E-4D19D7643981 |