(need reference) 1974

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
UCR-188P/UCLA-1860P CA-MAD-159 CA
UCR-188J/UCLA-1860J CA-MAD-159 CA
UCR-188A/UCLA-1860A CA-MAD-159 CA
UCR-119C CA-ORA-327 CA
UCR-119B CA-ORA-327 CA