00449nam a22001457a 4500008004100000040005500041080001600096100003400112245005600146260004700202300001000249650001500259653001100274700001800285230501b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a54(091)bJ6  aRay, Acharya Prafulla Chandra  aHistory of chemistry in ancient and medieval India   aCalcutta: bIndian Chemical Society,c1956  a496p.  aChemistry   aIndia   aRay, P (Ed.)