00345nam a22001337a 450000500170000000800410001704100080005808200170006610000130008324500430009626000540013930000100019365000080020320260228115526.0260226b        |||||||| |||| 00| 0 eng d  aeng  a609.54-BAG-H  aBAG, A.K  aHISTORY OF TECHNOLOGY IN INDIA- VOL- I  aNEW DELHI bINDIAN NATIONAL SCIENCE ACADEMYc1997  a717;p  aBGP