Heliocentric system , Greece 1980 Michel 2624 Scott 1487
Ancient Greek Technology
Mi:GR 1410, Sn:GR 1351, Yt:GR 1392, Sg:GR 1513, AFA:GR 1428, Un:GR 1392, Kar:GR 1526
Astronomy | Celestial Bodies | Commemoration | Planets
1980-05-05
38 x 26.5 mm
Multicolor
Commemorative
comb 12¾ x 12¼
Offset lithography
20 Greek drachma
977,336
48% Accuracy: Very High
