Prairie provinces main electric transmission systems and principal power generating developments.
| Corporate Author: | |
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| Format: | Map |
| Language: | English |
| Published: |
Ottawa, Ont. :
The Sector,
1969.
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| Subjects: |
| Item Description: | Relief shown by spot heights. Inset: Churchill. Cartographic material. |
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| Physical Description: | 1 map : color ; 68 x 99 cm. |