Steventon and Kutzbach, 1987: 400

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
WIS-1747 33HA17 (Sand Ridge) OH 1230 ± 70 -26.2
WIS-1748 33HA17 (Sand Ridge) OH 1080 ± 70 -26.0
WIS-1792 33HA17 (Sand Ridge) OH 1320 ± 70 -25.2