Filters: Date: "1946-07-12" Collection: ir_uspace
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| Creator | Title | Description | Subject | Date | ||
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Douglas, A. E. | Researches in dendrochronology | The Labora I or v ol Tre e-Ring Research of the I 'mversi tv of Arizona lias developed a new source of climatic data in tile rings of properly located trees and a new method of cyclic analysis specially adapted to handling climatic changes. These two features seem to the writer to open a gateway thr... | 1946-07-12 |
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