Valastro et al., 1986: 1188

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
Tx-2872 23SN615 (Crane) MO 920 ± 50 -25.0
Tx-3016 23OR49 (Morgan Spring #3) MO 1390 ± 220 -25.0
Tx-3608 23RI192 (Fourche Creek) MO 1300 ± 70 -25.0