000 00305nam a22001097a 4500
008 230627b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aChemical age
260 _aLondon:
_bBenn Brothers Limited,
_c1969
310 _aMonthly
942 _cCR
999 _c47659
_d47659