Colombaroli, D. and D.G. Gavinorth 2010. Highly episodic fire and erosion regime over the past 2000 years in the Siskiyou Mountains, Oregon. PNAS. http:/www.pnas.org/content/suppl/2010/10/14/1007692107.DCSupplementalpnas.201007692SI.pdf

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
Beta-23617 35Ja,UpperSquawLk (35Ja, Upper Squaw Lk) 1110 ± 40
OS-64495 35Ja,UpperSquawLk (35Ja, Upper Squaw Lk) 1870 ± 100
OS-64496 35Ja,UpperSquawLk (35Ja, Upper Squaw Lk) 1610 ± 140
OS-64497 35Ja,UpperSquawLk (35Ja, Upper Squaw Lk) 980 ± 55
OS-64498 35Ja,UpperSquawLk (35Ja, Upper Squaw Lk) 615 ± 40