00443nam a22001337a 4500008004100000040005500041080002200096245007800118250001300196260005100209365001500260650001500275653001900290230526b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aR 38(058.7)(540)   aThapar's Indian industrial directory 1969 c/ Indian Industrial Directory  a3rd ed.   aCalcutta:bIndian Industrial Directory, c1969  b50.00cINR  aEconomics   aMetallurgical