Little Prickly Pear Cr and Sheep Cr converge in this high-altitude landscape of Lewis and Clark County, where narrow valleys and gulches define the terrain. The settlement at Sieben sits at the southwestern edge of the quadrangle near Bear Gulch, serving as a key point of interest for researchers tracing the early 20th-century ranching and transit corridors of this region. The northern section of the map reveals the waters of the Missouri River and Holter Lake, illustrating the topographical transition from mountain drainages to significant river systems. Notable landforms such as Hilger Valley and various named drainages like Rose Gulch and Falls Gulch provide a clear view of the complex hydrology that feeds into the Missouri basin. Transport infrastructure is anchored by the Sheep Creek Bridge and historical routes like Woods Siding Rd and Recreation Rd S.
31 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1886 · Great Falls
USGS Topo · 1:250,000
1886 · Fort Logan
USGS Topo · 1:250,000
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
1948 · White Sulphur Springs
USGS Topo · 1:250,000
1954 · Great Falls
USGS Topo · 1:250,000