Oversight hearings on the Coal mine health and safety act of 1969 (excluding title IV) ; hearings before the Subcommittee on Labor Standards of the Committee on Education and Labor, House of Representatives, Ninety-fifth Congress, first session ....
- Washington U.S. Govt. Print. Off. 1977.
- iv, 724 p. ill. 24 cm.
Hearings held June 7-29, 1977.
78602365
Coal mines and mining--Safety regulations--United States. Mine sanitation--Law and legislation--United States.