VMS Help DIRECTORY, Qualifiers, /DATE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /DATE[=option]
       /NODATE (default)

    Includes the creation, last modification, expiration, backup,
    effective, or recording date for each specified file; the default
    is the /NODATE qualifier. If you use the /DATE qualifier without
    an option, the creation date is provided. Possible options are as
    follows:

    Option     Description

    ALL        Specifies all optional dates in the following order:
               creation, last modification, expiration, backup,
               effective, and recording.
    BACKUP     Specifies the last backup date.
    CREATED    Specifies the creation date.
    EFFECTIVE  Specifies the effective date the contents are valid
               (ISO 9660).
    EXPIRED    Specifies the expiration date.
    MODIFIED   Specifies the last modification date.
    RECORDING  Specifies the recording date on the media (ISO 9660).