Technical bulletin - Dept. of Energy, Mines and Resources, Mines Branch.
Gorde:
| Erakunde egilea: | |
|---|---|
| Formatua: | Aldizkako argitalpena |
| Hizkuntza: | English |
| Argitaratua: |
Ottawa,
1959-
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| Gaiak: |
| Argitaratua: | Began with July 1959 issue. |
|---|---|
| Deskribapen fisikoa: | v. ill. 28 cm. |
| Bibliografia: | Includes bibliographies. |
| ISSN: | 0576-2685 |