000 00459nam a2200181Ia 4500
008 180620s9999||||xx |||||||||||||| ||und||
020 _cRs.10.50
040 _aKRC Library
041 _aEnglish
082 _a540
_bLES
100 _aLessing, Lawrence P.
245 _aUnderstanding chemistry
_cLawrence P. Lessing
260 _bThe new American library
_aNew York
_c1959
300 _a190p.
500 _aIncludes index
650 _aChemistry
942 _cBK
999 _c494
_d494