Pettigrew, Richard M. 1981 A prehistoric culture sequence in the Portland Basin of the Lower Columbia Valley. No. 22. Department of Anthropology, University of Oregon,
Pettigrew, Richard M. 1981 A prehistoric culture sequence in the Portland Basin of the Lower Columbia Valley. No. 22. Department of Anthropology, University of Oregon,
Samples that cite this reference
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| GAK-5568 | 35CO5 | OR | 720 ± 75 | -25.0 |