Nicaragua
Muri Bhalissa: Nicaragua - Bolol tal-posta (1862 - 2021) - 1 bolol.
1971
Airmail - Physical Laws and Mathematical Formulas
15. May WM: Xejn Inċiżjoni: De La Rue. Perforazzjoni: 13
![[Airmail - Physical Laws and Mathematical Formulas, Tip AIL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Nicaragua/Postage-stamps/AIL-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, Tip AIM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Nicaragua/Postage-stamps/AIM-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, Tip AIN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Nicaragua/Postage-stamps/AIN-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, Tip AIO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Nicaragua/Postage-stamps/AIO-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, Tip AIP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Nicaragua/Postage-stamps/AIP-s.jpg)
| Le. | Tip | D | Kulur | Deskrizzjoni |
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| 1668 | AIL | 25C | multi kkulurita | Napier's Law, logarithms | 0.27 | - | 0.27 | - | USD |
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| 1669 | AIM | 30C | multi kkulurita | Pythagorean theorem | 0.27 | - | 0.27 | - | USD |
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| 1670 | AIN | 40C | multi kkulurita | Boltzmann equation | 0.27 | - | 0.27 | - | USD |
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| 1671 | AIO | 1Cord | multi kkulurita | de Broglie hypothesis | 0.81 | - | 0.27 | - | USD |
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| 1672 | AIP | 2Cord | multi kkulurita | Archimedes’ principle | 1.07 | - | 0.81 | - | USD |
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