Sieben serves as the primary landmark in this corner of Lewis and Clark County, situated along the eastern edge of the map where irrigation is managed via the Sieben Ranch Ditch. The landscape is dominated by the prominence of Mitchell Mountain and the complex drainage system of the Big Belt Mountains, including Lyons Creek and Medicine Rock Creek. Water management and transportation routes are central to the area's layout, anchored by the Little Prickly Pear Creek Bridge and roads like Chevallier Dr.
19 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.
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