Inspection standards for bituminous-coal and lignite mines :
revised July 1945.

Description

Corporate Author

United States. Bureau of Mines.

Language(s)

English

Published

[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, [1945]

Subjects

Lignite industry > Lignite industry / United States.
Coal mines and mining > Coal mines and mining / United States.
Mine inspection > Mine inspection / Standards > Mine inspection / Standards / United States.

Note

Standards formulated by the bureau.
"July 1945."
Cover title.

Physical Description

57 p. ; 27 cm.

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