Table 1.

Uncalibrated and calibrated radiocarbon dates of the samples analyzed after the excavations in 1993 and 1995 (7)

PKU lab number	Material dated	Layer	14C age ± 1σ year BP	Calibrated age ± 1σ year BP	Calibrated age ± 2σ year BP
BA95058	Charcoal	T1, layer: 3E	13680 ± 270	16700–15850	17150–15450
BA95057a	Humic substances from potsherds	T1, layer: 3H	11970 ± 120	13970–13720	14150–13550
BA95057b	Potsherds residue	T1, layer: 3H	14390 ± 230	17750–16900	18050–16450