Iron mining in Minnesota.
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| OCLC: | 1183382 |
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| 主要作者: | |
| 语言: | English |
| 出版: |
Minneapolis,
1912.
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| 丛编: | The University of Minnesota. Minnesota school of mines. Experiment station. Bulletin no. 1.
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| 主题: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |