File:1955. John Wear demonstrates use of portable split light table in the field. (33423140326).jpg
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| Description |
Portable split light table for viewing aerial color transparencies in the field. John F. Wear shows how the table and transparencies are used. Photo by: P.G. Lauterbach Date: 1955 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon. Image: PS-1489 To learn more about this photo collection see: Wickman, B.E., Torgersen, T.R. and Furniss, M.M. 2002. Photographic images and history of forest insect investigations on the Pacific Slope, 1903-1953. Part 2. Oregon and Washington. American Entomologist, 48(3), p. 178-185. For related historic program documentation see: <a href="https://archive.org/details/AerialForestInsectAndDiseaseDetectionSurveysInORandWA19472016TheSurveyHighRes" rel="nofollow">archive.org/details/AerialForestInsectAndDiseaseDetection...</a> Johnson, J. 2016. Aerial forest insect and disease detection surveys in Oregon and Washington 1947-2016: The survey. Gen. Tech. Rep. R6-FHP-GTR-0302. Portland, OR: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. 280 p. For additional historic forest entomology photos, stories, and resources see the Western Forest Insect Work Conference site: <a href="http://wfiwc.org/content/history-and-resources" rel="nofollow">wfiwc.org/content/history-and-resources</a> Image provided by USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection: <a href="https://www.fs.usda.gov/main/r6/forest-grasslandhealth" rel="nofollow">www.fs.usda.gov/main/r6/forest-grasslandhealth</a> |
| Date | Taken in 1955 |
| Source | 1955. John Wear demonstrates use of portable split light table in the field. |
| Author | R6, State & Private Forestry, Forest Health Protection |
Licensing
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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 USDA Forest Service at https://flickr.com/photos/151887236@N05/33423140326 (archive). It was reviewed on 3 May 2018 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark. |
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| current | 23:46, 3 May 2018 | | 1,319 × 1,023 (307 KB) | MechQuester (talk | contribs) | Transferred from Flickr via #flickr2commons |
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