Stamps of Tonga - Niuafo'ou, 25 base day
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postage
1990, Oct 25 40th Anniversary of U.N. Development Program issue unwmk (no perf info)
| - | 57s | multi | — | — | ||
| - | 57s | multi | — | — | ||
| - | t$2.50 | multi | — | — | ||
| - | t$2.50 | multi | — | — |
1991, Jul 25 200th Anniversary of Charting of the Island Niuafo'ou by Captain Edwards issue (5 stamps)
| - | 32s | multi | "Pandora" | — | — | |
| - | 42s | multi | — | — | ||
| - | 57s | multi | The Pandora | — | — | |
| - | t$2 | Captain Edwards of the Pandora | — | — | ||
| - | t$3 | Captain Bligh of the Bounty | — | — |
1998, Nov 25 Christmas 1998 / New Year 1999 issue
| - | 20s | multi | — | — | ||
| - | 55s | multi | — | — | ||
| - | $1 | multi | — | — | ||
| - | $1.60 | multi | — | — |
2000, Oct 25 Native Butterflies
| - | 55s | multi | Jamides bochus | — | — | |
| - | 80s | multi | Hypolimnas bolina | — | — | |
| - | $1.00 | multi | Eurema hecabe aprica | — | — | |
| - | $2.70 | multi | monarch Danaus plexippus | — | — |
2002, Jul 25 Cephalapods issue
| - | 80 | multi | octopus | — | — | |
| - | $1.00 | multi | squid | — | — | |
| - | $2.50 | multi | Nautilus (Nautilus belauensis) | — | — |
2015, Sep 25 Year of the Monkey 2016 issue
| - | $2.25 | multi | — | — | ||
| - | $3.40 | multi | — | — | ||
| - | $3.60 | multi | — | — | ||
| - | $4.60 | multi | — | — |
2016, Apr 25 400th anniversary of Dutch landing issue
| - | $2 | multi | Jacob Le Maire | — | — | |
| - | $2.25 | multi | Arrival of Eeendracht at Cocos Island | — | — | |
| - | $2.50 | multi | Arrival of Eeendracht at Cocos Island | — | — | |
| - | $2.70 | multi | Willem Schouten | — | — |
2019, Nov 25 Birds of the World 2019 d issue
| - | $14.40 | multi | Ptiloris victoriae | — | — | |
| - | $20.60 | multi | Astrapia mayeri | — | — | |
| - | $25.00 | multi | Raggiana bird-of-paradise Paradisaea raggiana | — | — | |
| - | $30.00 | multi | Cicinnurus respublica | — | — |
2019, Nov 25 Birds of the World 2019 e issue
| - | $14.40 | multi | Ptiloris victoriae | — | — | |
| - | $20.60 | multi | Astrapia mayeri | — | — | |
| - | $25.00 | multi | Raggiana bird-of-paradise Paradisaea raggiana | — | — | |
| - | $30.00 | multi | Cicinnurus respublica | — | — |
2019, Nov 25 Birds of the World 2019 f issue
| - | $14.40 | multi | Ptiloris victoriae | — | — | |
| - | $20.60 | multi | Astrapia mayeri | — | — | |
| - | $25.00 | multi | Raggiana bird-of-paradise Paradisaea raggiana | — | — | |
| - | $30.00 | multi | Cicinnurus respublica | — | — |
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