Report of an examination of the Upper Columbia River and the territory in its vicinity in September and October, 1881
Subtitle: to determine its navigability, and adaptability to steamboat transportation : made by direction of the Commanding General of the Department of the Columbia
By: by Thomas W. Symons.
Publisher: G.P.O.
Published: 1981
Place of publication: Washington
Language: eng
Format: Microform
Number of pages: 111
Subjects: Steamboats -- Columbia River.; Columbia River -- Navigation.
Notes: At head of title: Senate.  47th Congress, 1st session.  Ex. Doc. no. 186.

Filmed from a copy of the original publication held by the Library Division, Provincial Archives of British Columbia. Ottawa : Canadian Institute for Historical Microreproductions, 1981.

135 p. : ill., maps ; 29 cm.