1.MAIL> MAIL
      To:   TERA::LINDEN
      Subj: Vacation
      Enter your message below.  Press Ctrl/Z when complete, or Ctrl/C to quit:

      This example shows how to use the MAIL command to send a
      message to a user named Linden on node TERA.

    2.MAIL> MAIL REPORTS.TXT
      To:   TERA::LINDEN
      Subj: Monthly Petty Cash Reports
      Enter your message below.  Press Ctrl/Z when complete, or Ctrl/C to quit:

      This example shows how to use the MAIL command to send a file
      named REPORTS.TXT to a user named Linden on node TERA.