Cook, 1977: 62

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
GX-4071 AKPSM058 (No Name Knob) AK 3440 ± 160
GX-4072 AKPSM058 (No Name Knob) AK 3855 ± 155
GX-4073 AKPSM072 AK 95 ± 135
GX-4074 AKPSM072 AK 45 ± 125