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United States / SD / Harding County / 39HN1 (Ludlow Cave)
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| Beta-88551 | 39HN1 (Ludlow Cave) | SD | 400 ± 60 | -20.2 |
| Beta-88552 | 39HN1 (Ludlow Cave) | SD | 780 ± 60 | -26.8 |
| Beta-88553 | 39HN1 (Ludlow Cave) | SD | 1870 ± 80 | -8.7 |