Long and Mielke, 1967: 372

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
SI-312 13AN10 (McAninch Mound Group) IA 1790 ± 300 -25.0
SI-313 13AN207 (Hawk Mound Group) IA 1230 ± 180 -25.0