000			00275nam a2200097 4500
999			_c336625 _d336625
082			_a560 _bGRE.I
100			_aGregory W. Beckway and Earl Young
245			_aInvestigations in Earh Science _cGregory W. Beckway and Earl Young
260			_aIllinois _c1982 _bHubbard
942			_cBK