Muri Bhalissa: Kosta Rica - Timbri uffiċjali (1920 - 1929) - 22 bolol.
WM: Xejn Perforazzjoni: 12
WM: Xejn Perforazzjoni: 11½ x 14
WM: Xejn Perforazzjoni: 12
WM: Xejn Perforazzjoni: 11½
20. October WM: Xejn Perforazzjoni: 12½
| Le. | Tip | D | Kulur | Deskrizzjoni |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 67 | N | 2C | blu skur ultramarine/iswed | - | 0.29 | 0.29 | - | USD |
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| 68 | N1 | 3C | vjola aħmar/iswed | - | 0.29 | 0.29 | - | USD |
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| 69 | N2 | 4C | blu ċar/iswed | - | 0.29 | 0.29 | - | USD |
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| 70 | N3 | 5C | aħdar /iswed | - | 0.29 | 0.29 | - | USD |
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| 71 | N4 | 6C | kannella safrani/iswed | - | 0.29 | 0.29 | - | USD |
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| 72 | N5 | 10C | aħmar/iswed | - | 0.29 | 0.29 | - | USD |
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| 73 | N6 | 20C | żebbuġa/iswed | - | 0.29 | 0.29 | - | USD |
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| 74 | N7 | 30C | oranġjo/iswed | - | 0.29 | 0.29 | - | USD |
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| 75 | N8 | 45C | kannella/iswed | - | 0.29 | 0.29 | - | USD |
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| 76 | N9 | 1Col | lelà/iswed | - | 0.58 | 0.58 | - | USD |
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| 67‑76 | - | 3.19 | 3.19 | - | USD |
