Safety in coal mines. 1, Organisation on the national and international levels
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Safety in coal mines. 1, Organisation on the national and international levels
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| Physical Description |
IX, 266 sivua |
|---|---|
| Language |
English |
| Language of Original Work |
English |
| Publisher |
Geneva :
International Labour Office,
1953.
|
| Series | Studies and reports, N.S, 33. |
| Subjects | |
| Get full text | |