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Korean Philately Vol XXV No. 1 (February 1976) | Korean Philately Vol XXV No. 2 (May 1976) |
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Korean Philately Vol XXV No. 3 (August 1976) | Korean Philately Vol XXV No. 4 (November 1976) |
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Korean Philately Vol XXVI No. 1 (February 1977) | Korean Philately Vol XXVI No. 2 (May 1977) |
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Korean Philately Vol XXVI No. 3 (August 1977) | Korean Philately Vol XXVI No. 4 (November 1977) |
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Korean Philately Vol XXVII No. 1 (February 1978) | Korean Philately Vol XXVII No. 2 (May 1978) |
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Korean Philately Vol XXVII No. 3 (August 1978) | Korean Philately Vol XXVII No. 4 (November 1978) |
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Korean Philately Vol XXVIII No. 1 (February 1979) | Korean Philately Vol XXVIII No. 2 (May 1979) |
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Korean Philately Vol XXVIII No. 3 (August 1979) | Korean Philately Vol XXVIII No. 4 (November 1979) |