Portugal
Viser nå: Portugal - Postfrimerker (1853 - 2024) - 1 frimerker.
1978
Development of Working Tools
15. February VM: Ingen Design: Serviços Artísticos dos CTT Gravering: Stampatore: Imprensa Nacional Casa da Moeda Perforering: 13½ x 13¾
![[Development of Working Tools, type XL]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/XL-s.jpg)
![[Development of Working Tools, type XM]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/XM-s.jpg)
![[Development of Working Tools, type XN]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/XN-s.jpg)
![[Development of Working Tools, type XO]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/XO-s.jpg)
![[Development of Working Tools, type XP]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/XP-s.jpg)
| Nr. | Type | D | farge | Beskrivelse |
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| 1377 | XL | 4Esc | mangefarget | 0.27 | - | 0.27 | - | USD |
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| 1378 | XM | 5Esc | mangefarget | 0.27 | - | 0.27 | - | USD |
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| 1379 | XN | 6Esc | mangefarget | 0.27 | - | 0.27 | - | USD |
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| 1380 | XO | 7Esc | mangefarget | 0.27 | - | 0.27 | - | USD |
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| 1381 | XP | 20Esc | mangefarget | Normal Paper | 0.54 | - | 0.27 | - | USD |
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| 1381a | XP1 | 20Esc | mangefarget | With Phosphor. | 5.42 | - | 0.81 | - | USD |
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| 1381b | XP2 | 20Esc | mangefarget | Black missing | 13.00 | - | - | - | USD |
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