00329pam a2200145a 44500008004100000020000900041041000900050082001800059100001900077245003600096250000900132260002200141300001100163650000900174230515b1997    xxu||||| |||| 00| 0 eng d  aNULL  aENGL  a621.3692/ SHO  aSHOTTWELL K.A.  aAN INTRODUCTION TO FIBER OPTICS  aN.D.  aNULLbP.H.Ic1997  a173 PB  aNULL