Soil survey of the Grande Ronde Valley area, Oregon
By: By A. E. Kocher, W. L. Powers and A. O. Alben.
Contributors: Powers, W. L. b. 1887.; Alben, A. O.; United States. Soil Conservation Service.; Oregon State University. Agricultural Experiment Station.
Series: Series 1926 ; no. 16
Publisher: U.S. Govt. Print. Off.
Published: 1926
Place of publication: Washington
Language: eng
Number of pages: 60
Subjects: Soil surveys -- Oregon -- Union County; Soils -- Oregon -- Union County -- Maps; Soil surveys -- Grande Ronde River Valley (Or. and Wash.); Soils -- Grande Ronde River Valley (Or. and Wash.) -- Maps
Genres: Maps.
Notes: At head of title: United States Department of Agriculture, Bureau of Chemistry and Soils in cooperation with the Oregon Agricultural Experiment Station.

Cover title.