SERIES 1974 $50 by BLOCKS

Circulation production:

 AA   BA   CA   DA   EA   FA   GA   HA   IA   JA   KA   LA
 A*   B*   C*   D*   E*        G*   H*   I*   J*   K*   L*

                                 Total: 12 regular + 11 star = 23.

Special production: none.

                            Grand total: 23 different, 23 overall.