000 00295nam a2200121Ia 4500
008 160710s1956 xx 000 0 und d
082 _aROB
100 _aROBERTSON,J. HOY
245 _aTHE INDUSTRIAL CHEMIST
260 _bTHOMAS BROADENT AND SONS LTD.
_c1956
300 _a564
942 _2ddc
_cB
999 _c19113
_d19113