SERIES 1974 $50 by COMPLEX BLOCKS Circulation production: AAcn BAcn CAcn DAcn EAcn FAcn GAcn IAcn JAcn KAcn LAcn AAcp BAcp CAcp DAcp EAcp FAcp GAcp HAcp IAcp JAcp KAcp LAcp A*cn B*cn C*cn D*cn E*cn G*cn H*cn I*cn J*cn K*cn L*cn C*cp K*cp Total: 23 regular + 13 star = 36. Special production: none. Grand total: 36 different, 36 overall.