Mining statistics.
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| OCLC: | 40372589 |
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| 企業作者: | |
| 語言: | English |
| 出版: |
[Perth]
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| 主題: | |
| 格式: | 序列 Note that CRL will digitize material from the collection when copyright allows. |
| 實物描述: | v. tables (part fold.) diagrs., fold. charts. 34 cm. |
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