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UNDERGROUND PRACTICE IN MINING

BY

BERNARD BERINGER

Associate Camborne. School of Mines ; Associate the Institution of Mining and Member Chemical, Metallurgical, and Mining Society of South rMember American Institute of Mining and Metallurgical Engineers ; '" of the Royal Society of Arts ; Certificated Mine Manager and Certificated Mine Overseer, Union of South Africa.

SECOND EDITION

REVISED AND ENLARGED

MINING... (Información más detallada)