The coal resources of the world : an inquiry made upon the initiative of the Executive Committee of the XII International Geological Congress, Canada, 1913 : with the assistance of geological surveys and mining geologists of different countries /
Kaydedildi:
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| Diğer Yazarlar: | , , |
| Materyal Türü: | Konferans Sunumu Kitap |
| Dil: | English |
| Baskı/Yayın Bilgisi: |
Toronto :
Morang,
1913.
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| Konular: |