Explosion Effects on Mine Ventilation Stoppings - Scholar's Choice Edition

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Pressures for Reform in the East European Economies

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Clean Air Act: Title V Industrial Permitting Requirements: Hearing Before the Subcommittee on Clean Air, Wetlands, Private Property, and Nuclear ... States Senate, One Hundred Fourth Congress,

The Preservation and Management of Vegetation in Ravines in Highland Park, Illinois: A Report

The City Beautiful: Spokane, Wash[ington]