Roper and Reed 2003

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
Beta-173317 14OT308 (Markley) KS 730 ± 60 -25.0
Beta-177518 14SA403 (Winslow) 860 ± 60 -23.6
Beta-177519 14SA415 710 ± 60 -25.1
Beta-178238 14SA414 (Kohr) 820 ± 40 -9.7