00470nam a22001817a 450000500170000000800410001704000070005804100120006508200220007710000150009924500360011425000070015026000390015730000260019665000320022270000170025470000170027120230413160456.0230413b           ||||| |||| 00| 0 eng d  cAL  aEnglish  223a534/148bMATG  aB K Mathur  aGeometrical and Physical Optics  a8.  aKanpurbGopal Printing Pressc1970  a170 p.bPBc22x13 cm.  aGeometrical Physical Optics  aMATHUR (B K)  aPANDYA (T P)