Oversight on MSHA--roof falls in underground mining operations and the use of roof monitoring devices
Subtitle: hearing before the Subcommittee on Health and Safety of the Committee on Education and Labor, House of Representatives, Ninety-eighth Congress, second session, hearing held in Washington, DC, on April 25, 1984.
Publisher: U.S. G.P.O.
Published: 1984
Place of publication: Washington
Language: eng
Number of pages: 73
Subjects: United States. -- Mine Safety and Health Administration; Coal mines and mining -- United States -- Safety measures.
Other titles: Oversight on M.S.H.A.
Notes: Distributed to some depository libraries in microfiche.