Now showing: Nicaragua - Postage stamps (1862 - 2021) - 4643 stamps.
15. May WM: None Engraving: De La Rue. Perforation: 13
![[Airmail - Physical Laws and Mathematical Formulas, type AIL]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIL-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, type AIM]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIM-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, type AIN]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIN-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, type AIO]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIO-s.jpg)
![[Airmail - Physical Laws and Mathematical Formulas, type AIP]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIP-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1668 | AIL | 25C | multicoloured | Napier's Law, logarithms | 0.29 | - | 0.29 | - | USD |
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| 1669 | AIM | 30C | multicoloured | Pythagorean theorem | 0.29 | - | 0.29 | - | USD |
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| 1670 | AIN | 40C | multicoloured | Boltzmann equation | 0.29 | - | 0.29 | - | USD |
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| 1671 | AIO | 1Cord | multicoloured | de Broglie hypothesis | 0.87 | - | 0.29 | - | USD |
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| 1672 | AIP | 2Cord | multicoloured | Archimedes’ principle | 1.16 | - | 0.87 | - | USD |
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| 1668‑1672 | 2.90 | - | 2.03 | - | USD |
6. September WM: None Engraving: De La Rue, Colombia. Perforation: 14
![["Is There a Formula for Peace?", type AIQ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ-s.jpg)
![["Is There a Formula for Peace?", type AIQ1]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ1-s.jpg)
![["Is There a Formula for Peace?", type AIQ2]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ2-s.jpg)
![["Is There a Formula for Peace?", type AIQ3]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ3-s.jpg)
![["Is There a Formula for Peace?", type AIQ4]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ4-s.jpg)
![["Is There a Formula for Peace?", type AIQ5]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ5-s.jpg)
![["Is There a Formula for Peace?", type AIQ6]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ6-s.jpg)
![["Is There a Formula for Peace?", type AIQ7]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIQ7-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1673 | AIQ | 10C | black/light blue | 0.29 | - | 0.29 | - | USD |
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| 1674 | AIQ1 | 15C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1675 | AIQ2 | 20C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1676 | AIQ3 | 40C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1677 | AIQ4 | 50C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1678 | AIQ5 | 80C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1679 | AIQ6 | 1Cord | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1680 | AIQ7 | 2Cord | multicoloured | 1.16 | - | 1.16 | - | USD |
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| 1673‑1680 | 3.77 | - | 3.77 | - | USD |
15. October WM: None Engraving: Lito Nacional - Porto, Portogallo Perforation: 14
![[Airmail - Birds, type AIR]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIR-s.jpg)
![[Airmail - Birds, type AIS]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIS-s.jpg)
![[Airmail - Birds, type AIT]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIT-s.jpg)
![[Airmail - Birds, type AIU]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIU-s.jpg)
![[Airmail - Birds, type AIV]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIV-s.jpg)
![[Airmail - Birds, type AIW]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIW-s.jpg)
![[Airmail - Birds, type AIX]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIX-s.jpg)
![[Airmail - Birds, type AIY]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIY-s.jpg)
![[Airmail - Birds, type AIZ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AIZ-s.jpg)
![[Airmail - Birds, type AJA]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJA-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1681 | AIR | 10C | multicoloured | Psarocolius montezuma | 0.58 | - | 0.58 | - | USD |
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| 1682 | AIS | 15C | multicoloured | Eumomota superciliosa | 0.58 | - | 0.29 | - | USD |
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| 1683 | AIT | 20C | multicoloured | Calocitta formosa | 0.58 | - | 0.29 | - | USD |
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| 1684 | AIU | 25C | multicoloured | Muscivora forficata | 0.58 | - | 0.29 | - | USD |
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| 1685 | AIV | 30C | multicoloured | Icterus pectoralis | 0.58 | - | 0.29 | - | USD |
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| 1686 | AIW | 35C | multicoloured | Campylorhynchus rufinucha | 0.58 | - | 0.29 | - | USD |
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| 1687 | AIX | 40C | multicoloured | Pitangus sulphuratus | 0.58 | - | 0.29 | - | USD |
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| 1688 | AIY | 75C | multicoloured | Cyanerpes cyaneus | 0.58 | - | 0.29 | - | USD |
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| 1689 | AIZ | 1Cord | multicoloured | Quiscalus mexicanus | 0.58 | - | 0.29 | - | USD |
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| 1690 | AJA | 2Cord | multicoloured | Ceryle alcyon | 1.16 | - | 0.29 | - | USD |
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| 1681‑1690 | 6.38 | - | 3.19 | - | USD |
1. November WM: None Perforation: 11
![[Paintings - The Ten Commandments, type AJB]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJB-s.jpg)
![[Paintings - The Ten Commandments, type AJC]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJC-s.jpg)
![[Paintings - The Ten Commandments, type AJD]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJD-s.jpg)
![[Paintings - The Ten Commandments, type AJE]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJE-s.jpg)
![[Paintings - The Ten Commandments, type AJF]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJF-s.jpg)
![[Paintings - The Ten Commandments, type AJG]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJG-s.jpg)
![[Paintings - The Ten Commandments, type AJH]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJH-s.jpg)
![[Paintings - The Ten Commandments, type AJI]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJI-s.jpg)
![[Paintings - The Ten Commandments, type AJJ]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJJ-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1691 | AJB | 10C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1692 | AJC | 15C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1693 | AJD | 20C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1694 | AJE | 30C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1695 | AJF | 35C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1696 | AJG | 40C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1697 | AJH | 50C | multicoloured | 0.29 | - | 0.29 | - | USD |
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| 1698 | AJI | 60C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1699 | AJJ | 75C | multicoloured | 0.87 | - | 0.87 | - | USD |
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| 1691‑1699 | 3.48 | - | 3.48 | - | USD |
1. November WM: None Perforation: 11
![[Airmail - Paintings - The Ten Commandments, type AJK]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJK-s.jpg)
![[Airmail - Paintings - The Ten Commandments, type AJL]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJL-s.jpg)
1. December WM: None Engraving: United States Banknote Corp. Perforation: 14
![[Airmail -The 25th Anniversary of United Nations, type AJM]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM1]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM1-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM2]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM2-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM3]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM3-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM4]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM4-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM5]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM5-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM6]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM6-s.jpg)
![[Airmail -The 25th Anniversary of United Nations, type AJM7]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJM7-s.jpg)
| No. | Type | D | Color | Description |
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| 1702 | AJM | 10C | rose/brown carmine | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1703 | AJM1 | 15C | light bluish green/dark green | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1704 | AJM2 | 20C | light blue/light blue | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1705 | AJM3 | 25C | reddish purple/brownish violet | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1706 | AJM4 | 30C | orange/brown | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1707 | AJM5 | 40C | light grey/black olive | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1708 | AJM6 | 1Cord | olive grey/dark bluish green | U Thant, Secretary-General; Anastasio Somoza, President | 0.29 | - | 0.29 | - | USD |
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| 1709 | AJM7 | 2Cord | lilac brown/sienna | U Thant, Secretary-General; Anastasio Somoza, President | 0.58 | - | 0.29 | - | USD |
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| 1702‑1709 | 2.61 | - | 2.32 | - | USD |
1. March WM: None Design: Vasarhelyi Perforation: 13¼
![[Olympic Games - Munich, Germany - Issues of 1970 Overprinted "OLIMPIADAS - MUNICH 1972" and Surcharged, type AJN]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJN-s.jpg)
![[Olympic Games - Munich, Germany - Issues of 1970 Overprinted "OLIMPIADAS - MUNICH 1972" and Surcharged, type AJN1]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJN1-s.jpg)
1. March WM: None Design: Vasarhelyi
![[Airmail - Olympic Games - Munich, Germany - Issues of 1970 Overprinted "OLIMPIADAS - MUNICH 1972" and Surcharged, type AJN2]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJN2-s.jpg)
![[Airmail - Olympic Games - Munich, Germany - Issues of 1970 Overprinted "OLIMPIADAS - MUNICH 1972" and Surcharged, type AJN3]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJN3-s.jpg)
![[Airmail - Olympic Games - Munich, Germany - Issues of 1970 Overprinted "OLIMPIADAS - MUNICH 1972" and Surcharged, type AJN4]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJN4-s.jpg)
29. July WM: None
![[Previous Issues Overprinted "CORREO", type AJO]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO1]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO1-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO2]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO2-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO3]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO3-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO4]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO4-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO6]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO6-s.jpg)
![[Previous Issues Overprinted "CORREO", type AJO7]](https://www.stampworld.com/media/catalogue/Nicaragua/Postage-stamps/AJO7-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1715 | AJO | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1716 | AJO1 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1717 | AJO2 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1718 | AJO3 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1719 | AJO4 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1720 | AJO5 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1721 | AJO6 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1722 | AJO7 | 5C | multicoloured | 0.58 | - | 0.58 | - | USD |
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| 1715‑1722 | 4.64 | - | 4.64 | - | USD |
