Summary report of the mines branch of the department of mines for the calendal year ending December 31, 1919.
| Typ dokumentu: | Kniha |
|---|---|
| Jazyk: |
angličtina |
| Vydavatel: |
Ottawa :
Thomas Mulvey, Printer to the King's Most Excellent Majesty,
1920.
|
| Edice: |
Sessional paper ;
No. 26a |
| Předmět: | |
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