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N. 19970520 850° anniversary of Moscou town, International Philatelic Exhibition. |
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N. 19970530 Arboretum Marcel Kroenlein. |
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N. 19970540 International Philatelic Exhibition, Monaco 97, 60° anniversary of the Stamps Office Edited. |
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N. 19970550 International Philatelic Exhibition, Monaco 97. |
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