Τώρα εμφανίζεται Κόστα Ρίκα - Γραμματόσημα (1970 - 1979) - 19 Γραμματόσημα.
14. Μάιος WM: Κανένα Διάτρηση: 12½
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, τύπος QO]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, τύπος QO1]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO1-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, τύπος QO2]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO2-s.jpg)
![[Airmail - The 10th Inter-American Cancer Congress, San Jose, τύπος QO3]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QO3-s.jpg)
20. Μάιος WM: Κανένα Διάτρηση: 10
![[Inauguration of the New Administration Building of the Universal Postal Union, τύπος 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, τύπος QQ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QQ-s.jpg)
14. Σεπτέμβριος WM: Κανένα Διάτρηση: 11
![[Airmail - "Costa Rica 70" Philatelic Exhibition, τύπος QR]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QR-s.jpg)
![[Airmail - "Costa Rica 70" Philatelic Exhibition, τύπος QS]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QS-s.jpg)
22. Οκτώβριος WM: Κανένα Διάτρηση: 13¼
![[Airmail - Expo 70, τύπος QT]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QT-s.jpg)
![[Airmail - Expo 70, τύπος QU]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QU-s.jpg)
![[Airmail - Expo 70, τύπος QV]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QV-s.jpg)
![[Airmail - Expo 70, τύπος QW]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QW-s.jpg)
![[Airmail - Expo 70, τύπος QX]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QX-s.jpg)
![[Airmail - Expo 70, τύπος QY]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QY-s.jpg)
4. Νοέμβριος WM: Κανένα Διάτρηση: 12¾
![[Airmail - Costa Rican Paintings, τύπος QZ]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/QZ-s.jpg)
![[Airmail - Costa Rican Paintings, τύπος RA]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RA-s.jpg)
![[Airmail - Costa Rican Paintings, τύπος RB]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RB-s.jpg)
![[Airmail - Costa Rican Paintings, τύπος RC]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RC-s.jpg)
![[Airmail - Costa Rican Paintings, τύπος RD]](https://www.stampworld.com/media/catalogue/Costa-Rica/Postage-stamps/RD-s.jpg)
| Νούμερο | Τύπος | D | Χρώμα | Περιγραφή |
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| 792 | QZ | 25C | ΠΟΛΥΧΡΩΜΟΣ | Irazu (R. A. Garcia) | 0,78 | - | 0,26 | - | USD |
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| 793 | RA | 45C | ΠΟΛΥΧΡΩΜΟΣ | Escazu Valley (M. Bertheau) | 0,78 | - | 0,26 | - | USD |
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| 794 | RB | 80C | ΠΟΛΥΧΡΩΜΟΣ | Estuary Landscape (T. Quiros) | 1,05 | - | 0,52 | - | USD |
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| 795 | RC | 1.00Col | ΠΟΛΥΧΡΩΜΟΣ | The Other Face (C. Valverde) | 1,05 | - | 0,78 | - | USD |
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| 796 | RD | 2.50Col | ΠΟΛΥΧΡΩΜΟΣ | Madonna (L. Daell) | 2,62 | - | 2,09 | - | USD |
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| 792‑796 | 6,28 | - | 3,91 | - | USD |
