This directory contains a file (INDEX.TAB) which gives the name, associated
data set(s) and location of all user files on this volume. These index files
have been provided for database users who are not using a DITDOS based file
management system.

    key files:
        CUMINDEX.TAB - contains a cumulative index of all volumes in this
                       volume series through VG_1501
        CUMINDEX.LBL - describes the columns and format of CUMINDEX.TAB
        INDEX.TAB    - contains an index of this volume (VG_1501)
        INDEX.LBL    - describes the columns and format of INDEX.TAB
        INDEX.FMT    - describes the columns and column formats
        INDXINFO.TXT - describes the contents of this directory