000 00296nam a22000977a 4500
008 231030b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aChemical abstracts
260 _aColumbus:
_bAmerican Chemical Society,
_c1930
942 _cCR
_2udc
999 _c62861
_d62861