The 300th Anniversary of the Publication of Principia Mathematica 1987
Viser nu Monaco - Post frimærker - 1987 - The 300th Anniversary of the Publication of Principia Mathematica - 1 frimærker.
1987
The 300th Anniversary of the Publication of Principia Mathematica
16. november VM: Ingen Arkstørrelse: 30 Design: Jumelet. Perforeringer: 13 x 12¾
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