Tuvalu
Praegu kuvatakse: Tuvalu - postmargid (1976 - 2021) - 1 margid.
1979
Internal Air Service
16. mai WM: mitte ükski perforatsioon: 13¾ x 14
![[Internal Air Service, Tüüp DA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Tuvalu/Postage-stamps/DA-s.jpg)
![[Internal Air Service, Tüüp DB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Tuvalu/Postage-stamps/DB-s.jpg)
![[Internal Air Service, Tüüp DC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Tuvalu/Postage-stamps/DC-s.jpg)
![[Internal Air Service, Tüüp DD]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Tuvalu/Postage-stamps/DD-s.jpg)
| Nr | Tüüp | D | Värv | Kirjeldus |
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| 105 | DA | 8C | mitmevärviline | Grumman Mackinnon Goose Flying Boat | 0,54 | - | 0,54 | - | USD |
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| 106 | DB | 20C | mitmevärviline | Grumman Mackinnon Goose Flying Boat | 0,54 | - | 0,54 | - | USD |
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| 107 | DC | 30C | mitmevärviline | Grumman Mackinnon Goose Flying Boat | 0,54 | - | 0,54 | - | USD |
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| 108 | DD | 40C | mitmevärviline | Grumman Mackinnon Goose Flying Boat | 0,82 | - | 0,54 | - | USD |
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