The lifeline of the Oregon Country the Fraser-Columbia brigade system, 1811-47 / [electronic resource] :
James R. Gibson.
- Vancouver : UBC Press, c1997.
- xi, 292 p. : maps.
Includes bibliographical references (p. [281]-286) and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.