00420    a2200121   4500020001500000082001300015100003000028245011400058260006300172300002100235650001400256700002800270  a818758601X  a540bCHE  aChattopadhyaya, D.P eed.  aChemistry and chemical techniques in Indiabhistory of science, philosophy and culture in indian civilization  aNew DelhibCentre for dtudies in civilizationsc1999g1999  axxvi,381p.c28cm  aCHEMISTRY  aSubbarayappa, B.V eed.