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1489 | Science Postage Stamp Series(Ⅱ) | 1987.04.21 | A wind observatory | 2 | |||
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1488 | Centennial of the Use of Electric Light | 1987.04.10 | The centennial of electric light and Hyang Woen Jeong | 1 | |||
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1487 | Commemorative Postage Stamp of the State Visit of His Excellency Ahmed Abdallah Abderemane, President of the Federal Islamic Republic of the Comoros | 1987.04.06 | National flags of both countries and Mugungwha | 1 | |||
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1486 | POSTAGE STAMPS FOR MUSIC SERIES(Ⅲ) | 1987.03.25 | Magnolia | 2 | |||
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1485 | POSTAGE STAMPS FOR MUSIC SERIES(Ⅲ) | 1987.03.25 | Barley field | 2 | |||
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1484 | Definitive Postage Stamps | 1987.03.20 | Chrysan-themum zawadskiissp. Coranum | 5 | |||
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1483 | Definitive Postage Stamps | 1987.03.20 | Dianthus chinensis | 5 | |||
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1482 | Definitive Postage Stamps | 1987.03.20 | Eryth-ronium japonicum | 5 | |||
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1481 | Definitive Postage Stamps | 1987.03.20 | Hanabu-saya asiatica | 5 | |||
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1480 | Definitive Postage Stamps | 1987.03.20 | Dicentra specta-bilis | 5 | |||