2007-01-032022-02-032007-01-032022-02-03http://hdl.handle.net/11124/7942Date scanned: 2002-6-20.USBM #73573; Bolting roof at face in low coal.Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Two miners are bolting the roof at the face in a coal mine.Rights management statement available at: http://library.mines.edu/digital/rights.htmlCoal mines and miningMinersScenes, undergroundUnderground miningStillImage