000 00335nam a2200145Ia 4500
008 221026s9999 xx 000 0 und d
082 _a542. P57 1957 9911
100 _aH. A. J. PIETARS
245 0 _aSAFETY IN THE CHEMICAL LAB /
260 _c1957
546 _aEng.
563 _aHbk.
650 _aChemistry
942 _cBook
999 _c1950335
_d1950331