Thiessen and Nickel 1975:Table 1, Falk and Calabrese
Thiessen and Nickel 1975:Table 1, Falk and Calabrese
Samples that cite this reference
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| NWU-38 | 39CA208 (Helb) | SD | 1050 ± 90 | |
| NWU-39 | 39CA208 (Helb) | SD | 1020 ± 100 |