Samples

Lab number Site Province / State Normalized age δ13C (per mil)
ISGS-907 CA-SCRI- 13310 ± 100 -23.5
ISGS-908 11S693 (Hofstetter) IL 1090 ± 90 -25.8
ISGS-909 11PK500 (Napoleon Hollow) IL 6130 ± 110 -28.3
ISGS-91
ISGS-910 CA-SCRI- 13340 ± 110 -24.2
ISGS-913 11S47 (Range) IL 960 ± 70 -25.0
ISGS-914 11S47 (Range) IL 990 ± 70 -25.0
ISGS-915 CA-SCRI- 12630 ± 100 -24.2
ISGS-916 11PK500 (Napoleon Hollow) IL 2000 ± 70 -25.7
ISGS-918 11JY70 (Macoupin) IL 1390 ± 70 -26.6
ISGS-919 CA-SCRI- 12870 ± 140 -25.4
ISGS-92
ISGS-920 11PK500 (Napoleon Hollow) IL 2590 ± 70 -25.3
ISGS-921 11S693 (Hofstetter) IL 1610 ± 90 -25.0
ISGS-922 9360 ± 100
ISGS-923 11GE4 (Koster Mounds) IL 7920 ± 150 -25.1
ISGS-925 11S695 (Mund House) IL 730 ± 90 -26.0
ISGS-926 11S695 (Mund House) IL 5360 ± 100 -25.3
ISGS-927
ISGS-928
ISGS-929 11PK500 (Napoleon Hollow) IL 1810 ± 70 -26.5
ISGS-93
ISGS-931 11PK500 (Napoleon Hollow) IL 1880 ± 70 -25.6
ISGS-933 11PK500 (Napoleon Hollow) IL 3920 ± 90 -25.9
ISGS-934
ISGS-935 11PK500 (Napoleon Hollow) IL 1970 ± 70 -26.8
ISGS-936 11ST144 (Campbell Hollow) IL 7670 ± 90 -25.8
ISGS-937 11PK500 (Napoleon Hollow) IL 6730 ± 70 -25.4
ISGS-938 11PK500 (Napoleon Hollow) IL 5350 ± 70 -24.6
ISGS-94