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2-11-09 (2)
Though black, this is a copper channeled valley. The paints protects the valley from acid rain.
Date: 02/12/2009
Views: 30
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2-11-09 (3)
A close-up
Date: 02/12/2009
Views: 30
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2-12-09 (32)
Another black copper valley
Date: 02/12/2009
Views: 31
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2-12-09 (33)
Another view of the channeled valley.
Date: 02/12/2009
Views: 32
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2-12-09 (25)
Leaded copper channeled valley.
Date: 02/12/2009
Views: 31
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2-12-09 (27)
Leaded copper also defeats the acid rain.
Date: 02/12/2009
Views: 29
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