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Korean Philately Vol XXIX No. 1 (February 1980) | Korean Philately Vol XXIX No. 2 (May 1980) |
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Korean Philately Vol XXIX No. 3 (August 1980) | Korean Philately Vol XXIX No. 4 (November 1980) |
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Korean Philately Vol XXX No. 1 (February 1981) | Korean Philately Vol XXX No. 2 (May 1981) |
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Korean Philately Vol XXX No. 3 (August 1981) | Korean Philately Vol XXX No. 4 (November 1981) |
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Korean Philately Vol XXXI No. 1 (February 1982) | Korean Philately Vol XXXI No. 2 (May 1982) |
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Korean Philately Vol XXXI No. 3 (August 1982) | Korean Philately Vol XXXI No. 4 (November 1982) |
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Korean Philately Vol XXXII No. 1 (February 1985) | Korean Philately Vol XXXII No. 2 (May 1985) |
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Korean Philately Vol XXXII No. 3 (August 1985) | Korean Philately Vol XXXII No. 4 (November 1985) |