North Vietnam, Cold Wood Prints II, January 30th, 1972, Michel Nr. 683-688; Six stamps with the nominals of 12 xu (four stamps), 40 xu and 50 xu were…
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North Vietnam, Cold Wood Prints II, January 30th, 1972, Michel Nr. 683-688; Six stamps with the nominals of 12 xu (four stamps), 40 xu and 50 xu were…