The cost of mining an exhibit of the results of important mines throughout the world
| Autor Principal: | |
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| Formato: | Libro |
| Idioma: | English |
| Publicado: |
New York
McGraw-Hill
1910.
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| Subjects: |
| Autor Principal: | |
|---|---|
| Formato: | Libro |
| Idioma: | English |
| Publicado: |
New York
McGraw-Hill
1910.
|
| Subjects: |