Coal Miners Are Dying: An Assessment of the Coal Industry's Progress Toward Safer Mines

Conbeer, Jr., George Patrick2014-09-192026-09-302014-09-192026-09-301973http://arks.princeton.edu/ark:/88435/dsp01k643b282hhttps://theses-dissertations.princeton.edu/handle/88435/dsp01k643b282h109 PagesCoal Miners Are Dying: An Assessment of the Coal Industry's Progress Toward Safer MinesPrinceton University Senior Theses