Muri Bhalissa: Kosta Rica - Bolol tal-posta (1970 - 1979) - 18 bolol.
10. February WM: Xejn Perforazzjoni: 14½
| Le. | Tip | D | Kulur | Deskrizzjoni |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 797 | RE | 5C | multi kkulurita | 0.58 | - | 0.29 | - | USD |
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| 798 | RF | 10C | multi kkulurita | 0.58 | - | 0.29 | - | USD |
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| 799 | RG | 15C | multi kkulurita | 0.58 | - | 0.29 | - | USD |
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| 800 | RH | 25C | multi kkulurita | 0.58 | - | 0.29 | - | USD |
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| 801 | RI | 35C | multi kkulurita | 0.87 | - | 0.29 | - | USD |
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| 802 | RJ | 50C | multi kkulurita | 0.87 | - | 0.29 | - | USD |
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| 803 | RK | 1Col | multi kkulurita | 0.87 | - | 0.58 | - | USD |
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| 804 | RL | 2Col | multi kkulurita | 1.74 | - | 0.87 | - | USD |
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| 797‑804 | 6.67 | - | 3.19 | - | USD |
14. April WM: Xejn Perforazzjoni: 11
14. September WM: Xejn Perforazzjoni: 13
| Le. | Tip | D | Kulur | Deskrizzjoni |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 806 | RN | 5C | multi kkulurita | J. M. Delgado and M. J. Arce (Salvador) | 0.29 | - | 0.29 | - | USD |
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| 807 | RO | 10C | multi kkulurita | M. Larreinaga and M. A. de la Cerda (Nicaragua) | 0.29 | - | 0.29 | - | USD |
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| 808 | RP | 15C | multi kkulurita | J. C. del Valle and D. de Herrera (Honduras) | 0.29 | - | 0.29 | - | USD |
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| 809 | RQ | 35C | multi kkulurita | P. Alvarado and F. del Castillo (Costa Rica) | 0.29 | - | 0.29 | - | USD |
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| 810 | RR | 50C | multi kkulurita | A. Larrazabal and P. Molina (Guatemala) | 0.29 | - | 0.29 | - | USD |
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| 811 | RS | 1.00Col | multi kkulurita | 0.29 | - | 0.29 | - | USD |
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| 812 | RT | 2.00Col | multi kkulurita | 0.58 | - | 0.58 | - | USD |
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| 806‑812 | 2.32 | - | 2.32 | - | USD |
6. December WM: Xejn Perforazzjoni: 12½
