Caldwell 1971

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
M-1109 9GO74 (Bilbo) 3700 ± 129 -25.0
M-1111 9GO75 (Bilbo) 3820 ± 129 -25.0
M-1112 9GO76 (Bilbo)
O-1047 9CH4 (Bilbo) 4125 ± 119 -25.0