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- Lab number
- Beta-9647
- Material dated
- charcoal; charbon de bois
- Locality
- Pine River, Gratiot County, Michigan
- Map sheet
- a
- Submitter
- S.G. Beld
- Normalized Age
- 610 ± 40
- Significance
- Western Basin, Springwells; Bassin occidental
- Context
- feature 1, a dark gray circular stain, 60 cm diameter, 30 cm deep at the base of the humus