Lab No.

Field No.

Depth (cm)

¹³C/¹²C (‰)

AMS dates

Cal. Age B.P.

subtract 1950 yr (True age)

Beta-181620

BN16

81

−23.8

5440 ± 40

6251 ± 34

4301 ± 34

AA56715

BN15

103

−8.5

5549 ± 42

6352 ± 38

4402 ± 38

AA56714

BN14

133

−12

6538 ± 44

7461 ± 29

5511 ± 29

Beta-181620

BN13

167

−24.2

6340 ± 40

7268 ± 48

5318 ± 48

Beta-181619

BN11

227

−24.2

7500 ± 40

8306 ± 63

6356 ± 63

Beta-171831

BN10

250

−25.7

8130 ± 50

9090 ± 61

7140 ± 61

AA51969

BN9

283

−13.1

8631 ± 52

9608 ± 53

7658 ± 53

Beta-171830

BN8

327

−24.9

7960 ± 40

8839 ± 106

6889 ± 106

AA51968

BN7

345

−12.4

9038 ± 57

10,208 ± 33

8258 ± 33

Beta-171829

BN6

385

−24.8

8850 ± 40

9973 ± 133

8023 ± 133

AA51967

BN5

415

−11

9303 ± 64

10,489 ± 95

8539 ± 95

AA51966

BN4

431

−10.2

9338 ± 57

10,553 ± 86

8603 ± 86

Beta-171828

BN3

487

−23.8

13,910 ± 70

17,162 ± 208

15,212 ± 208

AA51965

BN2

506

−3.2

27,850 ± 280

32,405 ± 340

30,455 ± 340

AA51964

BN1

527

−6.5

24,290 ± 537

29,133 ± 648

27,183 ± 648