Stamps of Vietnam - South Vietnam, 31 base day
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postage
1970, Jan 31 Mau Than disaster unwmk (no perf info)
| - | 10pi | multi | burning house&family | .20 | ||
| - | 20pi | multi | .20 |
1973, Dec 31 WHO 25th issue
| - | 8pi | multi | 25&emblem | .20 | ||
| - | 15pi | multi | .20 |
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