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- Lab number
- GX-20215
- Material dated
- Unknown
- Type of date
- Archaeological
- Locality
- Washington, Block Island
- Date uploaded
- January 18, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Normalized Age
- 1810 ± 195
- Significance
- Middle Woodland
- Stratigraphic component
- Middle Part of Midden
- Context
- Unit 1, Depth of 48-58 centimeters
- Additional information
- Radiometric