1959 - 1990, cancelled lot se-tenant sheet, to indicated 165 pieces (partly multiple, but without over quantities), all in good condition in the ring binder, treasure trove for types and plate flaw, in addition to it Richter - special catalogue se-tenants and stamp booklet of the German Demokratic Republik, part 1 se-tenants (2008), in cancelled condition in this richness hardly once to find, huge catalogue value! (former starting price 1000)