File:Ponderosa Core 05-23-2013 T-28 001 (21419115575).jpg
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| Description | Dr. Stan Kitchen, a scientist at the Rocky Mountain Research Station, cores a ponderosa tree to determine the age of the blaze. This tree dates to 1840+/-10years and covers the entire Old Spanish Trail period (1829-48. Dr. Kitchen has cored many trees in the canyon and most fall between 1795 and 1850. Red Creek Canyon, near I-70, Exit 83. Fishlake National Forest. Credit: US Forest Service. |
| Date | |
| Source | Ponderosa Core_05-23-2013_T-28_001 |
| Author | Intermountain Forest Service, USDA Region 4 Photography |
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This image is a work of the Forest Service of the United States Department of Agriculture. As a work of the U.S. federal government, the image is in the public domain.
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This image was originally posted to Flickr by Intermountain Region US Forest Service at https://flickr.com/photos/107640324@N05/21419115575 (archive). It was reviewed on 13 December 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:57, 13 December 2019 | | 3,072 × 2,048 (1.49 MB) | Ser Amantio di Nicolao (talk | contribs) | Transferred from Flickr via #flickr2commons |
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