000 002950000a22001210004500
245 _aSite investigations in areas of mining subsidence
100 _aBell, F.G., ed.
260 _aLondon
_bNewnes Butterworths
_c1975
300 _a168 p.
080 _a622.1
_bB4
041 _aEN
942 _cBK
999 _c103475
_d103475