000 00339nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aI5:4
_bCAM;1949
100 _aCampbell, L R .
245 _aNewsman at Work Report /
_b
260 _bHoughton Mifflin Co. ,
_aBoston :
_c1949
300 _a560p :
650 _aChemistry
942 _2cc
_cBK
999 _c7916
_d7916