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- Lab number
- Beta-342744
- Field number
- RC15
- Material dated
- shell
- Type of date
- Archaeological
- Locality
- Ahgykson (Harwood Island)
- Map sheet
- 92 F/15
- Elevation (m ASL)
- 19
- Submitter
- Chris Springer
- Date submitted
- February 28, 2009
- Date uploaded
- February 14, 2020
- Collector
- Chris Springer
- Measured Age
- 2910 ± 30
- Normalized Age
- 3300 ± 30
- Significance
- Northern Coast Salish
- Context
- Basal midden deposits covering CD 3
- Additional information
- Normalized age was subsequently corrected using an averaged local Delta-R value of 422+/-50. Correction was done using Calib 7.0. Corrected date range to 1-sigma: 2730 to 2568 Cal. BP