Montre maintenant: Costa Rica - Timbres-Poste (1970 - 1979) - 19 Timbres-poste.
14. mai WM: Aucun Perforation: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, type QO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, type QO1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO1-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, type QO2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO2-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, type QO3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO3-s.jpg)
20. mai WM: Aucun Perforation: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, type QP]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QP-s.jpg)
![[Inauguration of the New Administration Building of the Universal Postal Union, type QQ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QQ-s.jpg)
14. septembre WM: Aucun Perforation: 11
![[Airmail - "Costa Rica 70" Philatelic Exhibition, type QR]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QR-s.jpg)
![[Airmail - "Costa Rica 70" Philatelic Exhibition, type QS]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QS-s.jpg)
22. octobre WM: Aucun Perforation: 13¼
![[Airmail - Expo 70, type QT]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QT-s.jpg)
![[Airmail - Expo 70, type QU]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QU-s.jpg)
![[Airmail - Expo 70, type QV]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QV-s.jpg)
![[Airmail - Expo 70, type QW]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QW-s.jpg)
![[Airmail - Expo 70, type QX]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QX-s.jpg)
![[Airmail - Expo 70, type QY]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QY-s.jpg)
| No. | Genre | D | Couleur | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 786 | QT | 10C | multicouleurs | 0,29 | - | 0,29 | - | USD |
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| 787 | QU | 15C | multicouleurs | 0,29 | - | 0,29 | - | USD |
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| 788 | QV | 35C | multicouleurs | 0,58 | - | 0,29 | - | USD |
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| 789 | QW | 40C | multicouleurs | 0,58 | - | 0,29 | - | USD |
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| 790 | QX | 45C | multicouleurs | 0,58 | - | 0,29 | - | USD |
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| 791 | QY | 55C | multicouleurs | 0,58 | - | 0,29 | - | USD |
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| 786‑791 | 2,90 | - | 1,74 | - | USD |
4. novembre WM: Aucun Perforation: 12¾
![[Airmail - Costa Rican Paintings, type QZ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QZ-s.jpg)
![[Airmail - Costa Rican Paintings, type RA]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RA-s.jpg)
![[Airmail - Costa Rican Paintings, type RB]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RB-s.jpg)
![[Airmail - Costa Rican Paintings, type RC]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RC-s.jpg)
![[Airmail - Costa Rican Paintings, type RD]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RD-s.jpg)
| No. | Genre | D | Couleur | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 792 | QZ | 25C | multicouleurs | Irazu (R. A. Garcia) | 0,86 | - | 0,29 | - | USD |
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| 793 | RA | 45C | multicouleurs | Escazu Valley (M. Bertheau) | 0,86 | - | 0,29 | - | USD |
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| 794 | RB | 80C | multicouleurs | Estuary Landscape (T. Quiros) | 1,15 | - | 0,58 | - | USD |
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| 795 | RC | 1.00Col | multicouleurs | The Other Face (C. Valverde) | 1,15 | - | 0,86 | - | USD |
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| 796 | RD | 2.50Col | multicouleurs | Madonna (L. Daell) | 2,88 | - | 2,31 | - | USD |
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| 792‑796 | 6,90 | - | 4,33 | - | USD |
