Yamasaki et al., 1977: 84

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
N-1058 14DP11 (Kelley) KS 1210 ± 100 -25.0
N-1059 14DP11 (Kelley) KS 1100 ± 100 -25.0
N-1197 23PL4 (Young) MO 1990 ± 110 -25.0