The cost of mining an exhibit of the results of important mines throughout the world
| Auteur principal: | |
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| Format: | Livre |
| Langue: | English |
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New York
McGraw-Hill
1910.
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| Auteur principal: | |
|---|---|
| Format: | Livre |
| Langue: | English |
| Publié: |
New York
McGraw-Hill
1910.
|
| Sujets: |