2 volumes. Illustrated from drawings, plans, 2 color folding maps, and photographs including frontispieces. (8vo), red cloth with gilt-lettered spines, top edges gilt. First Edition.

Dustin calls this a valuable work, but believes some important facts were omitted. "This classic Clark title recounts the federal government's attempt to open a road north from the Oregon Trail through the Powder River country, hunting grounds of the Sioux, in the late 1860s." (Clark & Brunet). Dustin 139; Howes H382; Clark & Brunet 115.