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Coal mines and mining --- Coal --- Colorado.
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Habitations --- Mines de charbon --- Dwellings --- Coal mines and mining --- Détérioration. --- Aspect environnemental --- Deterioration. --- Environmental aspects. --- Détérioration.
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Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The area described in this report covers about 200 square miles and is situated in the lower part Of the Matanuska Valley, in the south-central part of Alaska. It is about 25 to 50 miles northeast of tidewater at the head of Cook Inlet and about 100 miles north of Seward, which is the nearest large town and the nearest ocean port.
Geological surveys --- Geology --- Coal mines and mining --- Research --- Matanuska River Valley (Alaska) --- Surveys --- Coal mining --- Collieries --- Energy industries --- Mines and mineral resources --- Geognosy --- Geoscience --- Earth sciences --- Natural history --- Matanuska Valley (Alaska) --- Mat-Su Valley (Alaska)
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