Heidi Roberts, personal communication 2020

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
Beta-559067 42WS4001 2440 ± 30 -23.5
Beta-559068 42WS3895 3490 ± 30 -23.4
Beta-559069 42WS4005 2700 ± 30 -24.6
Beta-559070 42WS4001 2380 ± 30 -23.7