1706 Industry: Mining: Floation Factories
| Institution: | Open Society Archives at Central European University |
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:3d3170c2-d4bd-4d29-9e38-845f4f985dc7 |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:3d3170c2-d4bd-4d29-9e38-845f4f985dc7 |