Map of the United States, Territory of Oregon, west of the Rocky Mountains, exhibiting the various trading depots or forts occupied by the British Hudson Bay Company, connected with the western and northwestern fur trade /

Relief shown by hachures.
"S. Doc. no. 470, 25 Con. 2 s."
Includes notes.
Available also through the Library of Congress Web site as a raster image.
LC copy annotated in pencil: scale incorrect.
Another issue does not include the lines denoting coastal and interior waters (G4240 1838 .H6 Vault)
Vault
AACR2