The coal industry of the USSR : a report by the Technical Mission of the National Coal Board.
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| Format: | Book |
| Language: | English |
| Published: |
London,
[publisher not identified] ;
1957-1958.
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| Edition: | (Part) 1, 2. |
| Subjects: |
| Physical Description: | 7 volumes : illustrations, folded color map ; 24 cm. |
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