History
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Powell River Project - Estimation of Southwest Virginia Coal Reserves
Powell River Project Information for the Virginia Coalfields Estimation of Southwest Virginia Coal Reserves E. C. Westman, Assistant Professor, Department of Mining and Minerals Engineering, Virginia Tech; C. Haycocks, Professor, Department of Mining and Minerals Engineering, Virginia Tech; and C.E. Zipper, Director of the Powell River Project and Extension Specialist, Department of Crop and ...
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