Crane and Griffin, 1970: 167

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
M-1983 20NE107 (Schumaker Mound) MI 2030 ± 140 -25.0
M-1985 20NE101 (Palmiteer) MI 1960 ± 140 -25.0