Unified Vietnam, For Military Personell 1979, December 22nd, 1979, Michel Nr. M33-34; Two stamps that were printed within the same sheet in alternating rows was issued in perforation…
Unified Vietnam, For Military Personell 1979, December 22nd, 1979, Michel Nr. M33-34; Two stamps in perforation 11.0 were printed in sheets of 100 (50 of each design) with…