000 00721cab a2200217 4500
001 A69
008 090401t1990 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u32105
041 _aeng
100 _aPiggott, R. J.
245 _aCoal mining subsidence and the limitations of the Subsidence Engineer`s Handbook
260 _c1990
350 _a0
490 _aLand & Minerals Surveying
_v8(7) July 1990, 329-332(4)
520 _aDraws attention to the limitations of the cases described in the Subsidence Engineer`s Handbook published by the then National Coal Board.
650 _aCOAL MINING SUBSIDENCE
650 _aMINING SUBSIDENCE
690 _aMINING AND MINERALS
942 _n0
948 _c04/03/1997
999 _c21548
_d21548