Tile well at 52/ΛΣΤ, in the northern late Roman building in the room with the apse. The top was covered by a large stone, and the well had never been filled after the last period of use. water stood to ... Late 1st (?) cent.-early 3rd to 6th cent ... Tile well at 52/ΛΣΤ, in the northern late Roman building in the room with the apse. The top was covered by a large stone, and the well had never been filled after the last period of use. water stood to within two meters of the top and the first fill was at 23m. ... Below this point, there is much less pottery, and the last few baskets show clearly that the well was in use at least as early as the first half of the third century.