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| Civic, Religious Unknown Pentelic Marble, Limestone Poor, foundations and fragments of superstructure ... 450-400 B.C. |
| Hydraulic Unknown Limestone (Polygonal Masonry) Good, long stretches preserved ... Ca. 500 B.C. |
| Unknown Unknown Concrete, Rubble Fair, lower parts of walls ... 5th A.D. |
| Unknown Unknown Concrete Poor, foundations only ... 5th A.D. |
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