SERIES 1981A $5 by COMPLEX BLOCKS

Circulation production:

 AA.    BA.    CA.    DA.    EA.    FA.    GA.    HA.    IA.    JA.    KA.    LA.
        BB.                         FB.    GB.                                LB.
        B*.                                                                   L*.

                                                    Total: 16 regular + 2 star = 18.

Special production: none.

                                              Grand total: 18 different, 18 overall.