IMAGE
Three types of duff hygrometers Item Info
- Title:
- Three types of duff hygrometers
- Photographer:
- Swan, Kenneth D. (Kenneth Dupee), 1887-1970
- Date Created (ISO Standard):
- 1935
- Approximated Date:
- yes
- Description:
- Three types of duff hygrometers, for measuring the moisture content, hence inflammability, of dead leaves, twigs, etc., covering the forest floor. There was no instrument for this purpose before fire research and the Forest Products produced this device. The pencil points to a piece of rattan which is the actuating element.
- Location:
- Bonner County, Idaho
- Idaho County:
- Bonner County
- Features:
- Priest River Experimental Forest Office
- Latitude:
- 48.35083333
- Longitude:
- -116.8344444
- Moscow Number:
- 3024
- Source:
- The sources for the photos in this collection were as follows: Priest River Experimental Forest, Moscow Foresty Sciences Lab, USDA-Forest Service Region 1 archive, University of Montana Library Gisborne Collection, and Ms. Susan Marsh
- Source Identifier:
- FireAlbum10
- Type:
- Image;StillImage
- Format:
- image/jpeg
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- Citation:
- "Three types of duff hygrometers", Experimental Forest and Savenac Nursery Archive, University of Idaho Library Digital Collections, https://www.lib.uidaho.edu/digital/expforest/items/expforsav337.html
Rights
- Rights:
- Material produced by the United States Forest Service and is in Public Domain. For more information, please contact University of Idaho Library Special Collections and Archives Department at libspec@uidaho.edu.
- Standardized Rights:
- https://creativecommons.org/publicdomain/mark/1.0/