Technology and the mineral industries . Mineral technology and output per man studies : grade of ore . Mineral technology and output per man studies : rock drilling . Mechanization trends in metal and nonmetal mining as indicated by sales of underground loading equipment
書誌事項
- タイトル
- "Technology and the mineral industries . Mineral technology and output per man studies : grade of ore . Mineral technology and output per man studies : rock drilling . Mechanization trends in metal and nonmetal mining as indicated by sales of underground loading equipment"
- 責任表示
- . . .
- 出版者
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- Work Projects Administration, National Research Project
- 出版年月
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- 1940
- 書籍サイズ
- 26 cm
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詳細情報 詳細情報について
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- CRID
- 1130000795670754048
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- NII書誌ID
- BA84523344
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- LCCN
- 41020640
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- Web Site
- https://lccn.loc.gov/41020640
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- 本文言語コード
- en
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- 出版国コード
- us
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- タイトル言語コード
- en
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- 出版地
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- Philadelphia
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- 分類
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- LCC: TN275
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- 件名
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- LCSH: Mining machinery
- LCSH: Miners -- United States
- LCSH: Ores -- United States
- LCSH: Rock-drills
- LCSH: Mineral industries -- United States
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- データソース種別
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- CiNii Books