Soil survey of Washington County, Oregon.
Contributors: United States. Soil Conservation Service.; Oregon State University. Agricultural Experiment Station.
Publisher: U.S. Dept. of Agriculture, Soil Conservation Service
Published: 1982
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 138
Subjects: Soils -- Oregon -- Washington County -- Maps.; Soils -- Oregon -- Washington County.
Notes: Bibliography: p. 135
Cover title.
"In cooperation with Oregon Agricultural Experiment Station."
'Issued July 1982"--P. i.
Item 102-B-37