01191oam 2200361Ka 450 991069684410332120080725095836.0(CKB)5470000002382442(OCoLC)236082340(EXLCZ)99547000000238244220080725d1975 ua 0engtxtrdacontentcrdamediacrrdacarrierMeasuring the methane content of bituminous coalbeds[electronic resource] /by C.M. McCulloch ... [and others][Pittsburgh, Pa.?] :U.S. Dept. of the Interior, Bureau of Mines,[1975]22 pages digital, PDF fileReport of investigations ;8043Title from title screen (viewed on July 24, 2008).Coalbed methaneBituminous coalCoalbed methane.Bituminous coal.McCulloch C. M(Charles M.)1389497United States.Bureau of Mines.GPOGPOGPOBOOK9910696844103321Measuring the methane content of bituminous coalbeds3491543UNINA