000			00373nam a2200157 4500
003			OSt
008			220602b |||||||| |||| 00| 0 eng d
020			_a0582481406
082			_a552.1 _bSPA
100			_aSparks, B.W.
245			_aRocks and Relief
260			_aLondon: _bLongman, _c1971.
300			_a404p.; _bill. _c23cm
650		0	_aEarth sciences
942			_2ddc _cLM
999			_c102779 _d102779