00375nam a2200145Ia 4500008004100000020001500041082001400056100001500070245001800085260004000103300000800143650001800151650004200169700001800211170901s1975    xx            000 0 und d  a0333176677  a550bR25I  aRead, H.H. 0aEarth History  aNew YorkbJohn Wiley and Sonsc1975  a221  aPure Sciences  aScience of the earth and other worlds  aWatson, Janet