00254nam a2200109Ia 4500008004100000082001500041100001400056245002000070250000800090260003400098300001200132190708s9999    xx            000 0 und d  a535.2 W851  aWood, R W 0aPhysical optics  a3rd  aNew YorkbMacmillan Co.c1934  axvi,846