File:Climatic Cycles and Tree-Growth Plate 2.jpg
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Summary
| Description |
English: Plate 2.—Cross-identification of rings of growth in Ponderosa Pine Pinus ponderosa. |
| Date | |
| Source | Climatic Cycles and Tree-Growth |
| Author | Andrew Ellicott Douglass |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.  You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:12, 8 August 2012 | | 775 × 2,115 (187 KB) | Keith Edkins | == {{int:filedesc}} == {{Information |Description={{en|1=Plate 2.—Cross-identification of rings of growth in yellow pine (''Pinus ponderosa'').}} |date=1919 |Source=''Climatic Cycles and Tree-Growth'' |Author=Andrew Ellicott Douglass |Permission= |ot... |
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