Control of harmful dust in coal mines.
Sparad:
| Institutionell upphovsman: | |
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| Materialtyp: | Bok |
| Språk: | English |
| Publicerad: |
London,
National Coal Board, Mining Department,
1973.
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| Ämnen: |
| Fysisk beskrivning: | [6], 85 p. illus., plans. 21 cm. |
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| Bibliografi: | Includes bibliographical references. |
| ISBN: | 0901429546 |