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1919-8-1 Peace ( stampclassA )
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1921-1925 William Tell, 改色 ( stampclassA2 )
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1921 ( stampclassA2 )
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1924 ( stampclassA2 )
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1924-10-9 UPU, 50th anniversary ( stampclassA )
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1927-1930 ( stampclassA2 )
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1928 William Tell ( stampclassA2 )
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1930-6 ( stampclassA2 )
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1932-2-2 International Disarmament Conference ( stampclassA )
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1932-2-2 International Disarmament Conference ( stampclassA )
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