Combination in the mining industry : a study of concentration in Lake Superior iron ore production
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| Institution: | CEDIAS-Musée social |
| Format: | TEXT |
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Columbia university (New York)
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| Online Access: | http://hdl.handle.net/11160/B5369C29-D05A-4E51-AA19-57F57466809B |
| Published: | 1905 |
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