Buy Scientists / Biologists
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100th anniversary of death of Hermann von Helmholz - Germany / Federal Republic of Germany 1994 - 100 Pfennig
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175th anniversary of death - Austria / II. Republic of Austria 1992 - 5.50 Shilling
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100th anniversary of death - Austria / II. Republic of Austria 1984 - 4 Shilling
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Mendel, Gregor Johann - Austria / II. Republic of Austria 1984 Set
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Commemorative stamp series - Germany / German Democratic Republic 1980 - 20 Pfennig
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250th birthday - Austria / II. Republic of Austria 1977 - 4 Shilling
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Freiherr von Jacquin, Nikolaus Joseph - Austria / II. Republic of Austria 1977 Set
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50 years - Austria / II. Republic of Austria 1973 - 4 Shilling
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Nobel prize for Chemistry - Austria / II. Republic of Austria 1973 Set
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100th birthday - Austria / II. Republic of Austria 1971 - 2 Shilling
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100th anniversary of death - Austria / II. Republic of Austria 1971 - 2 Shilling
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Neilreich, Dr. August - Austria / II. Republic of Austria 1971 Set
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Tschermak-Seysenegg, Dr. Erich - Austria / II. Republic of Austria 1971 Set
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Famous people - Germany / German Democratic Republic 1969 - 25 Pfennig
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100th anniversary of death of Alexander von Humbold - Germany / German Democratic Republic 1959 - 20 Pfennig
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100th anniversary of death of Alexander von Humbold - Germany / German Democratic Republic 1959 - 10 Pfennig
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100th anniversary of Alexander von Humboldt's death - Germany / German Democratic Republic 1959 Set
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Charles Robert Darwin and Carl Linnaeus - Germany / German Democratic Republic 1958 - 20 Pfennig
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Charles Robert Darwin and Carl Linnaeus - Germany / German Democratic Republic 1958 - 10 Pfennig
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Charles Robert Darwin and Carl Linnaeus - Germany / German Democratic Republic 1958 Set