000 00297nam a22000977a 4500
008 230307b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aScience and culture
260 _aCalcutta:
_bAdair, Dutt & Co. Private Limited
942 _cCR
_2udc
999 _c64097
_d64097