Flood plain information
Subtitle: Willamette River and tributaries in Marion and Polk Counties, Oregon
By: by U.S. Army Engineer District, Portland, Corps of Engineers ; prepared for Marion and Polk Counties.
Publisher: The District
Published: 1968
Place of publication: Portland, Or
Language: eng
Subjects: Flood control -- Oregon -- Willamette River; Willamette River (Or.); Marion County (Or.) -- Floods; Polk County (Or.) -- Floods
Other titles: Willamette River and tributaries in Marion and Polk Counties, Oregon.
Notes: Cover title.