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- 85601142 alternative "Oversight on M.S.H.A.".
- 85601142 contributor B5082624.
- 85601142 created "1984.".
- 85601142 date "1984".
- 85601142 date "1984.".
- 85601142 dateCopyrighted "1984.".
- 85601142 extent "iii, 73 p. :".
- 85601142 issued "1984".
- 85601142 issued "1984.".
- 85601142 language "eng".
- 85601142 publisher "Washington : U.S. G.P.O.,".
- 85601142 spatial "United States".
- 85601142 subject "622/.8 19".
- 85601142 subject "Coal mines and mining United States Safety measures.".
- 85601142 subject "KF27 .E3394 1984".
- 85601142 subject "Mine roof control.".
- 85601142 subject "United States. Mine Safety and Health Administration.".
- 85601142 title "Oversight on MSHA--roof falls in underground mining operations and the use of roof monitoring devices : 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.".
- 85601142 type "text".