Italien, Italie, Italy, Gravure, Stich, Pierre Gravée, Engraved Stone, Pierre Gravée, Cornaline, Cornelian, Karneol, Onyx, Engraved Stone, Rome, Roma, Rom, Flavius Valerius Aurelius Constantinus, Constantin I., Konstantin I., Flavius Claudius Constantinus Augustus, Constantin II., Konstantin II.
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