VMS Help APPEND, Examples  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    1.$ APPEND  TEST3.DAT TESTALL.DAT

      The APPEND command appends the contents of the file TEST3.DAT
      from the default disk and directory to the file TESTALL.DAT,
      also located on the default disk and directory.

    2.$ APPEND BOSTON"BILL_BESTON YANKEE"::DEMO1.DAT, DEMO2.DAT
      $ _To:   DALLAS::DISK1:[MODEL.TEST]TEST.DAT

      This APPEND command adds the contents of the files DEMO1.DAT
      and DEMO2.DAT at remote node BOSTON to the end of the file
      TEST.DAT at remote node DALLAS.