Map of Oregon, Washington, and part of Idaho.
Description:
Map shows mid-nineteenth century counties in Washington and Oregon, mining activity and areas of Native American habitation in Idaho, military outposts, roads, major cities and towns, and a line through Idaho and Washington probably representing prospective railroad route. Relief shown by hachures. Scale [ca. 1:4,440,000].
Date:
1860
Creator:
Mitchell, S. Augustus, Jr. (Samuel Augustus)
Partner:
University of Texas at Arlington Library