Modern mining.
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| OCLC: | 1342791 |
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| 语言: | English |
| 出版: |
Pittsburgh,
Modern Mining Pub. Co.
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| 主题: | |
| 相关项目: | Formed by:
Coal industry Formed by: Mine electrician. 后续: Coal mining |
| 格式: | 序列 Note that CRL will digitize material from the collection when copyright allows. |
| 出版: | Vol. 1, no. 1 (Aug. 1924)-v. 5, no. 4 (Apr. 1928) |
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| 实物描述: | v. |
| 出版频率: | Monthly. |
| ISSN: | 0096-6541 0095-8727 |