000 00275nam a22001217a 4500
008 251118b |||||||| |||| 00| 0 eng d
050 _aG1
_b.B35
100 _aBeiser,Author
245 _aThe EARTH
260 _aNewYork
_bTime Life Books
_c1971
300 _a192p.
942 _cBK
999 _c4503
_d4503