Lab number Site Province / State Normalized age δ13C (per mil)
ISGS-5786 11CK4 (Hoxie Farm site) IL 540 ± 70 -26.7
ISGS-5787 11CK4 (Hoxie Farm site) IL 430 ± 70 -26.6
ISGS-5788 11CK4 (Hoxie Farm site) IL 530 ± 70 -26.7
ISGS-579 11S63 (Julien) IL 600 ± 80 -25.0
ISGS-5790 12360 ± 130
ISGS-5791 11CK4 (Hoxie Farm site) IL 1090 ± 70 -25.7
ISGS-5794 11CK4 (Hoxie Farm site) IL 350 ± 70 -26.0
ISGS-5795 11CK4 (Hoxie Farm site) IL 220 ± 70 -25.6
ISGS-5796 11CK4 (Hoxie Farm site) IL 3640 ± 70 -26.0
ISGS-5797 11MA213 (Steuben) IL 1680 ± 70
ISGS-580 CA-SRI- CA 10800 ± 80
ISGS-581 11S63 (Julien) IL 590 ± 80 -25.0
ISGS-5811 11S640 (McLean) IL 4320 ± 70
ISGS-5813 11S640 (McLean) IL 4340 ± 70
ISGS-5814 11S640 (McLean) IL 4280 ± 70
ISGS-5817 11SC1120 (Tortured Oak) IL 1290 ± 70
ISGS-5825 40BT90 (Apple Barn/Townsend 1) 860 ± 90 -26.0
ISGS-5830 12HR484 (Knob Creek) IN 1510 ± 90 -25.8
ISGS-5843 40BT89 (Kinzel Springs) 510 ± 70 -26.7
ISGS-5846 40BT90 (Apple Barn/Townsend 1) 880 ± 70 -25.7
ISGS-586 11S63 (Julien) IL 830 ± 110 -25.0
ISGS-5861 23FR521 MO 1280 ± 70 -25.7
ISGS-5862 23FR521 MO 920 ± 90 -25.8
ISGS-5864 23FR521 MO 1110 ± 70 -25.3
ISGS-5865 23FR521 MO 1080 ± 70 -26.2
ISGS-5866 23FR523 MO 840 ± 70 -26.3
ISGS-587 11S63 (Julien) IL 710 ± 80 -25.0
ISGS-5877 14JW48 (Phil) KS 770 ± 70 -24.7
ISGS-588 11S46 (Missouri Pacific #2) IL 2800 ± 80 -25.0
ISGS-5880 13DA180 (Foxtail) 2930 ± 70