000 00343nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aE
_bWIL;1950
100 _aDyer, Walter S.
245 2 _aA Practical Survey of Chemistry /
_b
260 _bHenry Holt And Co. ,
_aNew York :
_c1950
300 _a564p :
650 _aChemistry
942 _2cc
_cBK
999 _c254
_d254