
Sheep Creek Divide serves as the central high ground of this Wallowa County landscape, separating the drainages of the Imnaha River to the east and Big Sheep Creek to the west. The terrain is defined by a dense network of watercourses, including Snell Creek, Schleur Creek, and Adams Creek, which carve deep into the mountain ridges. Human activity is sparse and concentrated along the primary valley roads, with the Wilde Ranch established along the Big Sheep Creek Rd corridor.
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This is the sole edition of this map. No revisions or reprints were ever made.
1922 · He Devil
USGS Topo · 1:48,000
1954 · Imnaha
USGS Topo · 1:62,500
1954 · Kernan Point
USGS Topo · 1:62,500
1954 · Harl Butte
USGS Topo · 1:62,500
1955 · Grangeville
USGS Topo · 1:250,000
1957 · He Devil
USGS Topo · 1:62,500
1959 · Grangeville
USGS Topo · 1:250,000
1980 · Grangeville
USGS Topo · 1:100,000
1987 · Riggins
USGS Topo · 1:100,000
1990 · Imnaha
USGS Topo · 1:24,000