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- Lab number
- Beta-263420
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Humphreys
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Normalized Age
- 3280 ± 40
- δ13C (per mil)
- -23.7
- Context
- J103 east profile, upper surface of PP earthwork