Dragline on Stravagi mine near Pittsburgh, PA. About 4 1/2 acres of coal have been uncovered in the foreground.
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Date
2008-08
Journal Title
Journal ISSN
Volume Title
Publisher
Ohio Agricultural Research and Development Center
Abstract
Description
Dragline on Stravagi mine near Pittsburgh, PA. About 4 1/2 acres of coal have been uncovered in the foreground. Item #5773