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* 1980 - bromide of unadopted essay for Leibniz commemorative
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1949 - 8+2pf Humanitarian Relief Mi 117 - VFU
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1951 - 6pf orange Posthorn Mi 127 - MNH
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1952 - 20+10pf Humanitarian Relief Mi 158 - FU
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1953 - 30pf Liebig Mi 166 - VF MNH
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1954 - 60pf Heuss definitive Mi 190 - MNH
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