01980camZa2200397ZaZ4500100751813MiAaHDL20150707000000.0m d cr bn ---auaua121210s2012####dcua#########f000#0#eng#csdr-umn9917122160001701(MvI)97410624(OCoLC)820722502(MnU)Aleph006574949GPOengGPOGPOMvIpccn-us---n-us-wvMNUA1015-AY 4.ED 8/1:112-56Serial no. 112-56 (United States. Congress. House. Committee on Education and the Workforce)United States.Congress.House.Committee on Education and the Workforce.Learning from the Upper Big Branch tragedy :hearing before the Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Twelfth Congress, second session, hearing held in Washington, DC, March 27, 2012.Washington :U.S. G.P.O. :For sale by the Supt. of Docs., U.S. G.P.O.,2012.iii, 129 pages :illustrations ;24 cmtexttxtrdacontentunmediatednrdamediavolumencrdacarrier"Serial no. 112-56."Shipping list no.: 2013-0070-P.Mode of access: Internet.United States.Mine Safety and Health AdministrationRules and practice.Massey Energy (Firm)Mine explosionsUnited StatesPrevention.Mine safetyGovernment policyUnited States.Coal mines and miningSafety regulationsUnited States.Coal mine accidentsWest VirginiaRaleigh County.Microfiche version:United States. Congress. House. Committee on Education and the Workforce.Learning from the Upper Big Branch tragedy(OCoLC)839834544Online version:United States. Congress. House. Committee on Education and the Workforce.Learning from the Upper Big Branch tragedy(OCoLC)82072246410075181320150324170308.020150707000000.020150708092807.02024-04-08T18:08:20ZSDR-UMNEX LIBRIS - ALMAloader.pl-003-020BKsdr-umn9917122160001701umnSDRUMNumn.31951p011428672UMN9917122160001701UMNUMN20240408googleumn.31951p0114286722012pdbibUS fed doc