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- Lab number
- RL-273
- Material dated
- charcoal
- Type of date
- Archaeological
- Locality
- Whatcom
- Submitter
- G.F. Grabert
- Date uploaded
- January 18, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Measured Age
- 4180 ± 120
- Normalized Age
- 4180 ± 120
- δ13C (per mil)
- -25.0
- Significance
- Late period, anomalous, old; période récente, anormal, vieux
- Context
- intrusive firepit >1 m deep, at 117 cmbs of pit containing abundant marine shell remains, ca. 8 m asl, Marpole component
- Additional information
- radiometric