Map of Oregon Territory West of the Cascades Mountains.
Zieber, John S. (Surveyor General).
Salem, Oregon. Surveyor General's Office. 1858. Map, uncolored, 17 1/2 x 13 inches on sheet size 22 x 12 inches, folding as issued. Overall light toning, 2 inch split to top fold end, lower left edge unevenly trimmed, good condition. An interesting map showing the.....