SERIES 1981 $50 by BLOCKS

Circulation production:

 AA   BA   CA   DA   EA   FA   GA   HA   IA   JA   KA   LA
 AB   BB        DB   EB   FB   GB   HB   IB   JB   KB   LB
      B*        D*        F*   G*        I*   J*        L*

                                  Total: 23 regular + 7 star = 30.

Special production: none.

                            Grand total: 30 different, 30 overall.