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- Lab number
- ]x-137
- Material dated
- charcoal; charbon de bois
- Locality
- Langtry quadrangle, Val Verde County, Texas
- Map sheet
- e
- Submitter
- C.D. Tunnell
- Measured Age
- 4740 ± 140
- Normalized Age
- 4740 ± 140
- δ13C (per mil)
- -25.0
- Significance
- Middle Archaic; Archaïque moyenne
- Context
- stratum IId