00603nam a22001697a 4500008004100000040005500041080001500096100002200111245005300133260004500186300001500231650001200246653001000258942001200268999001700280952013600297230619b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a622.33bL6  aDoyle, William S   aStrip mining of coal: bEnvironmental solutions   aLondon: bNoyes Data Corporation, c1976  axi, 307p.   aMining   aCoal   2udccBK  c44560d44560  00102udc40662233_L670967572aNSLbNSLcGF/Rk-13/C-10/R-2d2023-06-19l0o622.33 L6p67270r2023-06-19 00:00:00w2023-06-19yBK