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Douglass, AE. Dendrochronology And Studies In Cyclics. University Of Pennsylvania Bicentennial Conference Proceedings. University Of Pennsylvania Bicentennial Conference Proceedings.
PDF icon Douglass, AE_Dendrochronology and Studies in Cyclics.pdf (21.08 MB)
Douglass, AE. Dendrochronology And Studies In Cyclics. University Of Pennsylvania Bicentennial Conference. University Of Pennsylvania Bicentennial Conference.