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Instituto Geológico y Minero de España |
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| Título: | \\MERCURY PRODUCERS FIGHTING BACK. PRICES ARE MUCH FIRMER AS LESS MATERIAL IS AVAILABLE FROM MERCUREY MINERS. |
| Autor/es: | X |
| Edición: | 1972 |
| Título de colección: | METALS WEEK, |
| Volumen: | 43 |
| Descriptor: | España mercado Mundo mercurio |