Stamps of Vietnam, 11 base day
1 to 19 of 19
postage
1987, Jul 11 Day of Five Billion Inhabitants of Earth issue unwmk p. 13
| - | 5d | multi |
1996, Mar 11 kingfishers (1996) (5 stamps)
| - | 400d | multi | Halcyon smyrnensis | |||
| - | 1000d | multi | Megaceryle alcyon | |||
| - | 2000d | multi | Alcedo atthis | |||
| - | 4000d | multi | Halcyon coromanda | |||
| - | 12000d | multi | Ceryle rudis |
1997, Jul 11 Anti-AIDS Campaign issue (no perf info)
| - | 400d | multi |
1997, Oct 11 19th Southeast Asian Games issue p. 13
| - | 5000d | multi |
2011, Jul 11 Dragonflies 2011 issue - dragonflies (2011) (no perf info)
| - | 2000d | multi | Lyriothemis mortoni | |||
| - | 2500d | multi | Trithemis aurora | |||
| - | 6500d | multi | Ryothemis obsolescens | |||
| - | 10500d | multi | Ictinogomphus decoratus |
2012, Jun 11 100th Anniversary of Birth of Pham Hung issue p. 13
| - | 2000d | multi |
2014, Aug 11 monkeys (2014) (5 stamps)
| - | 3000d | multi | Rhinopithecus anvunculus | |||
| - | 5500d | multi | Trachypithecus poliocephalus | |||
| - | 8500d | multi | Pygathrix cinerea | |||
| - | 12500d | multi | Trachypithecus delacouri | |||
| - | 18000d | multi | Nomascus nasutus |
2017, Nov 11 Trung Vuong School Centennial issue (no perf info)
| - | 3000d | multi |
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