Investigations of mineral resources and the mining industry.
Saved in:
| 上一標題: | Canada. Mines Branch (1901-1936) Summary report on Mines Branch investigations |
|---|---|
| 企業作者: | |
| 格式: | 序列 |
| 語言: | English |
| 出版: |
Ottawa.
|
| 主題: |
| 出版: | 1923-32. |
|---|---|
| 實物描述: | 10 v. 25 cm. |