Library /sys$common/syshlp/cms$dw_help.hlb M, M_M, Rm mi, Rmgm, Rmsf  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  If you click on an object or objects before choosing
  the Remove Generation... menu item, the Selected box
  contains those objects.  CMS performs the remove
  transaction on the selected objects.