Biblio

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Conference Proceedings
Douglass, AE. 1933. Evidences Of Cycles In Tree Ring Records. Proceedings Of The National Academy Of The Sciences. Proceedings Of The National Academy Of The Sciences.
PDF icon Douglass, AE_Evidences of Cycles in Tree RIng Records_1933.pdf (11.71 MB)
Douglass, AE. Dendrochronology And Studies In Cyclics. University Of Pennsylvania Bicentennial Conference. University Of Pennsylvania Bicentennial Conference.
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)