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020 _aNULL
035 _a7632
082 _a669
_BNUF
100 _aNuffield Advanced Science
245 0 _aChemistry Metallurgy A Special Study
250 _a-
260 _aMiddlesex
_bPengain Books.
300 _a161
500 _a96
650 _a-
942 _cBK
999 _c7632
_d7632