000 00414nam a2200181Ia 4500
008 210210b1962 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a560/5
100 _aCHAND (B)
245 _aOur earth and the universe
260 _aNew Delhi
_bAsia Publishing House
_c1962
300 _a94
650 _auniverse
650 _aOur
650 _aearth
690 _aPure Sciences
906 _a009984
999 _c128153
_d128153