Steventon and Kutzbach, 1988: 368

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
WIS-1871 11SC264 IL 1050 ± 70 -26.4
WIS-1872 11SC268 IL 1370 ± 70 -26.5
WIS-1877 11SC348 IL 1020 ± 70 -26.2
WIS-1878 11SC348 IL 1170 ± 70 -26.3
WIS-1879 11SC348 IL 1120 ± 70 -26.3
WIS-1881 11SC466 IL 1250 ± 70 -26.2