Calvert, Introne, and Stipp 1979

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
UM-1434 8CO17 (McKeithen) 1460 ± 70 -26.04
UM-1435 8CO17 (McKeithen) 1720 ± 80 -25.8
UM-1436 8CO17 (McKeithen)