Report on the closure of the second step cofferdam, McNary lock and Dam, Columbia River, Oregon and Washington.
Publisher: Walla Walla district
Published: 1951
Place of publication: Walla Walla [Wash.]
Language: eng
Subjects: Coffer-dams; McNary Dam (Or. and Wash.); Columbia River
Other titles: Closure of the second-step cofferdam, McNary lock & Dam, Columbia River.