Tim Perttula, pers com., 2018

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
D-AMS-28899 41WM763 TX 512 ± 23 -2.9
D-AMS-28900 41WM763 TX 455 ± 26 -5.5
D-AMS-29825 41AT287 877 ± 35 -23.7
D-AMS-30532 41AT287 340 ± 30 -24.4