000 00246nam a2200097Ia 4500
008 170912s9999 xx 000 0 und d
082 _a GEO/B
100 _aGEORGE GAMOW
245 0 _aBIOGRAPHY OF THE EARTH.ITS PAST,PRESENT,AND FUTURE
942 _cTB
999 _c41591
_d41591