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2 results returnedUrbanization and its impact on the mineral aggregate industry in the Denver, Colo., area
Construction-mineral aggregate availability in the Baltimore, Md., metropolitan area
Published Year
Subject
- Aggregates (Building materials) (2) *
- Mineral industries--Colorado (1)
- Regional planning--Maryland--Baltimore Metropolitan Area (1)
- Strip mining--Maryland--Baltimore Metropolitan Area (1)
Author
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