This directory contains nuclear data libraries distributed by NNDC. Each
 library is contained in its own subdirectory. At the present time, the 
 following libraries are available in the indicated subdirectories.

      [SCR.LIBRARIES.IRDF] - the International Reactor Dosimetry File, 
                             Version 2, October 1993.

 Use the cd command to set the default to the desired subdirectory.