https://www.wvhistoryonview.org/catalog/002585https://www.wvhistoryonview.org/image/002585.jpgCoal Miners Entering Mine, 'The Man Trip'Coal mines and mining.Coal miners.Coal Mines and Mining--Mine Entrances.'West Virginia coal miners entering 'the bowels of the earth' to produce fuel for the defense of the Nation. The State supplies more than a quarter of the Nation's total production of coal.' Courtesy of W. Va. Dept of Labor.West Virginia History OnView