000 00307nam a2200121Ia 4500
003 IN-KoSCC
008 211107s9999 000 0 eng
082 _a525-4
100 1 _aJeffreys,H
245 1 _aEarth
_bits origin histioy & physical constitution
653 _aAstronomy & allied sciences
942 _cBK
999 _c33338
_d33338