00347nam a2200157Ia 4500008004100000020000900041035001000050082001300060100001800073245002600091250000800117260003500125300000800160500000600168650001500174210723s9999||||xx |||||||||||||| ||und||  aNULL  a25361  a578BWAL  aWallis, T. E. 0aAnalytical Microscopy  a3rd  aLondonbJ. & A. Churchill Ltd.  a226  a0  aMicroscopy