South Vietnam, 100 Years World Postal Union (UPU), October 9th, 1974, Michel Nr SVN 572-574; Three stamps in nominals of 20D (Q:1,000,000), 30D (Q:2,000,000) and 300D (Q:1,00,000) were…
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South Vietnam, 100 Years World Postal Union (UPU), October 9th, 1974, Michel Nr SVN 572-574; Three stamps in nominals of 20D (Q:1,000,000), 30D (Q:2,000,000) and 300D (Q:1,00,000) were…