Crane and Griffin, 1960: 35

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
M-890 11U28 (Linn-Heilig) IL 950 ± 75 -25.0
M-891 11J? (Raymond) IL 1745 ± 100 -25.0
M-892 11HN (Ferry) IL 8160 ± 200 -25.0
M-893 11F900 (Eveland) IL 1020 ± 100 -25.0