Factors governing the selection of the proper level interval in underground mines /
by William O. Vanderburg.

Description

Main Author

Vanderburg, William O.

Related Names

United States. Bureau of Mines.

Language(s)

English

Published

Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1932.

Subjects

Mining engineering.
Mines and mineral resources > Mines and mineral resources / Cost of operation.

Physical Description

17 p. : ill. ; 27 cm.

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