Unified Vietnam, For Military Personell 1976, October 21st, 1976, Michel Nr. M28; A single stamp with no nominal value was issued in perforation 11.0. The stamp comes in…
Unified Vietnam, For Military Personell 1976, October 21st, 1976 (vivid red) and 1977 (rose carmine), Michel Nr. M28; The stamp was produced by the Tien Bo Printing House…