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Contributor
- United States. Army. Corps of Engineers 16
- Kuhn, Lee W. 11
- Tubb, Richard A. 10
- Guthrie, Daniel 4
- Li, Hiram 3
- Wick, William Q. 3
- Bond, Carl E. 2
- Bond, Lenora 2
- Long, Jay B. 2
- American Contractor 1
- American Forestry 1
- Anthony, Robert G. (Robert Gene), 1944- 1
- Coblentz, Bruce E. 1
- Cone, Joseph 1
- Dimick, Roland Eugene, 1900- 1
- Edge, W. Daniel 1
- Gibson, Robert 1
- Hall, James D. 1
- Jacobs, Ruth W. 1
- Juntunen, Erland 1