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Depiction of an an elderly portrait of the mathematician; on the right, πn(0(∞))≅πn+8(0(∞))....
Reproduction of 1943-1945 Victory Nickel in gold. In the centre a flaming torch...
Relief tortoise, in the style of Aeginetic staters from Ancient Greece. On the...
Stylized renderings of skaters; above, coat of arms of Portugal. 100 ANOS DA FEDERACAO...
A map, next to the face value, shows the European continent, 5 EURO, BELGIE-BELGIQUE-BELGIEN,...
A map showing European continent with country borders. To the left inscription...
Map of Greece at the centre of a stylised compass. ΕΛΛΗΝΙΚΗ ΣTATIΣTIKH APXH
A map, next to the face value, shows the European continent with borders, 5 EURO,...