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Filters: Author is Robison, J.H. and Keyword is North Umpqua River  [Clear All Filters]
1974
Robison, J. H.. Availability and quality of ground water in the Sutherlin Area, Douglas County, Oregon [cartographic material] In Water-Resources Investigations (U.S. Geological Survey). U.S. Geological Survey, 1974.
→ pubs.usgs.gov/publication/wri7432