00374nam a2200145 a 450000500170000000800410001704100080005808200080006610000250007424500380009926400430013730000110018065000140019170000230020520260717091032.0260717s1948    ii            000 0 eng d  aeng04a5461 aNeal, Raymond Elwood10aChemistry /cNeal, Raymond Elwood 1aLondon :bMcGraw Hill book co.,c1948.  a374 p. 4aChemistry1 aKennelly, Rosemary