Technical bulletin - Dept. of Energy, Mines and Resources, Mines Branch.
Guardado en:
| Autor Corporativo: | |
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| Formato: | Seriadas |
| Lenguaje: | English |
| Publicado: |
Ottawa,
1959-
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| Materias: |
| Publicado: | Began with July 1959 issue. |
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| Descripción Física: | v. ill. 28 cm. |
| Bibliografía: | Includes bibliographies. |
| ISSN: | 0576-2685 |