Coal mine health and safety. :
Hearing, Ninety-first Congress, first session ... Sept. 9, 1969.

Description

Corporate Author

United States. Congress.

Language(s)

English

Published

Washington : U.S. Govt. Print. Off., 1969.

Subjects

Coal mines and mining > Coal mines and mining / Safety regulations > Coal mines and mining / Safety regulations / United States.

Note

Hearing on H.R. 4047, 4295, and 7976.

Physical Description

iii, 100 p. : illus. ; 24 cm.

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