International Hydrological Decade 1974
Now showing: Czechoslovakia - Postage stamps - 1974 - International Hydrological Decade - 5 stamps.
1974
International Hydrological Decade
25. April WM: None Sheetsize: 4 Design: J. Liesler Perforation: 11¾
![[International Hydrological Decade, type BKD]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BKD-s.jpg)
![[International Hydrological Decade, type BKE]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BKE-s.jpg)
![[International Hydrological Decade, type BKF]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BKF-s.jpg)
![[International Hydrological Decade, type BKG]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BKG-s.jpg)
![[International Hydrological Decade, type BKH]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BKH-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2192 | BKD | 60H | multicoloured | (530.000) | 0.59 | - | 0.29 | - | USD |
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| 2193 | BKE | 1Kc | multicoloured | (490.000) | 0.59 | - | 0.29 | - | USD |
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| 2194 | BKF | 1.20Kc | multicoloured | (420.000) | 1.17 | - | 0.59 | - | USD |
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| 2195 | BKG | 1.60Kc | multicoloured | (441.000) | 1.17 | - | 0.59 | - | USD |
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| 2196 | BKH | 2Kc | multicoloured | (409.000) | 2.35 | - | 1.76 | - | USD |
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| 2192‑2196 | 5.87 | - | 3.52 | - | USD |
