00341nam a2200145Ia 4500008004100000020000800041040003000049082001500079100001700094245002300111260002400134300001100158650001200169700001400181190302s9999||||xx |||||||||||||| ||und||  c100  aKharagpur College Library  a535.3bM42  aB. K. Mathur  aPrinciples  optics  bGopalaKanpurc1962  a768 p.  aPhysics  aT.P.Panda