May be of Hellenistic origin when cistern system went out of use. For a general note on the cistern see Nb. ΟΕ III, pp. 246 ff. Objects from B 586 various depths (no subdivision): S 2324-S 2330, P 34894, ... Late 2nd-early 6th c. A.D.
5th B.C.-Late Roman
Late 4th B.C.
Late 5th-4th B.C.