000 00294nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aLeicester, Henry .M
245 4 _aThe Historical Background of Chemistry
260 _bJohn Wiley And Sons
_aNew York
_c1956
650 _aChemistry
942 _cBK
999 _c6475
_d6475