Crane and Griffin, 1968: 75

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
I-2011 11MS194 (Kane) IL
M-1682 11MS194 (Kane) IL 930 ± 100 -25.0
M-1683 11S92 (Stolle Quarry) IL 1050 ± 110 -25.0
M-1684 11S92 (Stolle Quarry) IL 1230 ± 110 -25.0
M-1685 11F106 (Scovill) IL 1500 ± 120 -25.0