Roberts Mtn and Lannigan Mtn dominate this Lewis and Clark County landscape, where the continental topography is defined by high peaks and an intricate network of drainage gulches. The terrain transitions from the elevations of Toms Peak and Rogers Mtn down through deep-cut corridors like Denton Gulch and Lannigan Gulch. Notable rocky outcrops such as The Reef and Rattlesnake Reef provide distinct landmarks for those navigating the backcountry. Waterways including Wells Fork Rock Cr, Willis Cr, and Gladstone Cr carve the valleys, illustrating the natural watershed patterns of the region. Local access is maintained through a system of rural routes like Hicks Trail Rd and French Creek Rd, which follow the natural contours of the mountain slopes and stream beds.
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This is the sole edition of this map. No revisions or reprints were ever made.
1889 · Helena
USGS Topo · 1:250,000
1893 · Helena
USGS Topo · 1:250,000
1899 · Helena
USGS Topo · 1:250,000
1903 · Helena
USGS Topo · 1:250,000
1943 · Hogan
USGS Topo · 1:125,000
1947 · Butte
USGS Topo · 1:250,000
1955 · Choteau
USGS Topo · 1:250,000
1957 · Choteau
USGS Topo · 1:250,000
1958 · Butte
USGS Topo · 1:250,000
1958 · Choteau
USGS Topo · 1:250,000