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- Lab number
- ISGS-3353
- Material dated
- Unknown
- Type of date
- Archaeological
- Locality
- Dubuque
- Submitter
- J.M. Collins
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Normalized Age
- 390 ± 70
- Significance
- Late Woodland, anomalous, young, anormal,
- Context
- 130-140 cmbs, Effigy Mound culture
- Additional information
- Radiometric