Category:International Hydrological Decade on stamps
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Media in category "International Hydrological Decade on stamps"
The following 5 files are in this category, out of 5 total.
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1966 CPA 3410.jpg 890 × 885; 124 KB
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Stamp of Albania - 1966 - Colnect 346935 - Turbine and pylon.jpeg 224 × 370; 21 KB