Poros Aqueduct and Road at Southwest Corner of Heliaia; Layer 5-4. Poros Aqueduct and Road at Southwest Corner of Heliaia; Layer 3. Poros Aqueduct and Road at Southwest Corner of Heliaia; Footing Trench ... Κ-15 2923, 2924 Κ 3529 T 3659 Κ 3580 P 26942 Κ 3581 P 26943 Κ 3582 P 26944 Κ 3583 P 26945 Κ 3584 SS 14439 Κ 3585 P 26946 Κ 3593 P 26951 Κ 3594 P 26952 Κ 3587 T 3662 Κ 3588 SS 14440 Lot Κ 312 Lot Κ 313 ... Late 5th-early 4th B.C ... Κ-15 ... Κ 3529 ... Κ 3580