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United States / IA / Dubuque County / 13DB497 (Union Bench)
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| Beta-148981 | 13DB497 (Union Bench) | IA | 1050 ± 80 | |
| Beta-152120 | 13DB497 (Union Bench) | IA | 870 ± 60 | |
| Beta-152121 | 13DB497 (Union Bench) | IA | 870 ± 60 | |
| Beta-152122 | 13DB497 (Union Bench) | IA | 870 ± 60 |