Stamps of Vietnam, 28 base day
1 to 50 of 79
postage
1978, Aug 28 space exploration 20th issue unwmk (12 stamps)
| - | 12xu | multi | Sputnik, imperf | |||
| X | 12xu | Sputnik, p. 12 | — | — | ||
| - | 12xu | multi | Venus I, imperf | |||
| X | 12xu | Venus I, p. 12 | — | — | ||
| - | 30xu | multi | Space capsules docking, p. 12 | |||
| - | 30xu | multi | Space capsules docking, imperf | — | — | |
| - | 40xu | multi | Molniya I satellite, p. 12 | |||
| - | 40xu | multi | Molniya I satellite, imperf | — | — | |
| - | 60xu | multi | Soyuz, p. 12 | |||
| - | 60xu | multi | Soyuz, imperf | — | — | |
| - | 2d | multi | ACubarev & G Grecko Astronauts, p. 12 | |||
| - | 2d | multi | ACubarev & G Grecko Astronauts, imperf | — | — |
1984, Mar 28 orchids (1984 Vietnam) (7 stamps)
1985, Jun 28 100th Anniversary of Motorcycle issue p. 13 (8 stamps)
1985, Aug 28 40th Anniversary of Socialist Republic of Vietnam issue (5 stamps)
| - | 2d | multi | p. 12.75 | |||
| - | 3d | multi | p. 12.75 | |||
| - | 5d | multi | p. 12.75 | |||
| - | 10d | multi | p. 12.75 | |||
| - | 10d | multi | — | — |
1986, Aug 28 Stockholmia '86 issue (8 stamps)
1988, Apr 28 Oil Industry issue p. 13
| - | 1000d | multi | Off-shore Oil Rig |
1988, Aug 28 6th Trade Unions Congress issue
| - | 50d | multi | ||||
| - | 100d | multi |
1989, Oct 28 Rice Cultivation issue (no perf info) (5 stamps)
| - | 50d | multi | Assembling plough | |||
| - | 100d | multi | Harrowing | |||
| - | 100d | multi | Watering | |||
| - | 200d | multi | Fertilizing | |||
| - | 300d | multi | harvesting |
1992, Mar 28 Olympics 1992 issue p. 13
| - | 600d | multi | Volleyball | |||
| - | 1000d | multi | Wrestling |
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