The Hephaisteion, the Doric temple of Hephaistos and Athena Ergane, crowning the Kolonos Agoraios hill (Fig.1), at the west side of the Athenian Agora, is the best preserved Doric temple from Antiquity. Despite its Doric order, the sculptural decoration of the Hephaisteion, which was constructed in the middle of the fifth century BC, included two continuous Ionic friezes set over the pronaos of the eastern side and the opisthodomos of the western side. Except for the Hephaisteion Ionic friezes, there are only two other cases preserved in Attica: one from the temple of Poseidon at Sounion and one from the Parthenon on the Acropolis of Athens. However, only the Ionic friezes of the Hephaisteion have the unique advantage of being preserved in ...