Columbia River (Umatilla Dam), Oregon and Washington.
Subtitle: Hearings before the Committee on Rivers and Harbors, House of Representatives, Seventy-sixth Congress, first session, on the subject of the improvement of the Columbia River (Umatilla dam), Oregon and Washington.  April 17, 1939.
Publisher: U.S. Govt. Print. Off.
Published: 1939
Place of publication: Washington
Language: eng
Number of pages: 27
Subjects: Umatilla Dam.
Notes: Available also in microform in CIS US congressional committee hearings, accession number (76)H865-16.
Running title:  Umatilla dam on Columbia River.
Joseph J. Mansfield, chairman; Lex Green, presiding.