Early 5th B.C ... Cleaning North Face of Poros Drain of Tholos
26 Apr 1950 ... Cleaning North Face of Poros Drain of Tholos
24 Feb 1938 ... Tholos Drain 1 of Poros
1st A.D ... Tholos Drain 1 of Poros; From Under Tholos Floors; Adjoining Porch; Black Earth
Roof tiles from Tholos; fragment of small lekythos (=unguentarium) ... Second Half of 5th B.C ... Tholos Trench M; Firm Earth Along South Side of Tholos Drain 1, from Along its Poros Blocks
Late 5th - Early 4th B.C ... Tholos Drain 1 of Poros; From / ... / Stones Alongside Its Marble Corner Slabs
Early to Late 5th B.C., some of 1st c. B.C ... Tholos Trench F; Area of Early Road-Drain; Layer I Below Top of West Curb; With Poros Chips