SERIES 1969C $5 by BLOCKS

Circulation production:

 AA             DA                  HA   IA   JA   KA
 AB        CB   DB   EB   FB                  JB   KB   LB
      BC             EC   FC   GC                       LC
      BD
      BE
 A*   B*   C*   D*   E*   F*        H*        J*   K*   L*

                                 Total: 21 regular + 10 star = 31.

Special production: none.

                            Grand total: 31 different, 31 overall.